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Today — March 14th 2025Astronomy Magazine
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  • The Sky This Week from March 14 to 21: The start of springAlison Klesman
    Sky This Week is brought to you in part by Celestron. Friday, March 14The Moon reaches Full phase early this morning at 2:55 A.M. EDT, with a total lunar eclipse underway. Everyone across the U.S. can watch the event, and no special equipment is needed — just your eyes!  Totality begins about half an hourContinue reading "The Sky This Week from March 14 to 21: The start of spring" The post The Sky This Week from March 14 to 21: The start of spring appeared first on Astronomy Magazine.
     

The Sky This Week from March 14 to 21: The start of spring

March 14th 2025 at 8:30 am

Sky This Week is brought to you in part by Celestron. Friday, March 14The Moon reaches Full phase early this morning at 2:55 A.M. EDT, with a total lunar eclipse underway. Everyone across the U.S. can watch the event, and no special equipment is needed — just your eyes!  Totality begins about half an hourContinue reading "The Sky This Week from March 14 to 21: The start of spring"

The post The Sky This Week from March 14 to 21: The start of spring appeared first on Astronomy Magazine.

Yesterday — March 13th 2025Astronomy Magazine
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  • The lunar southMark Zastrow
    Jamie Cooper from Northamptonshire, U.K. Craters dot the Moon’s rugged south pole region in this shot taken March 7 with a 16-inch Dobsonian. The central-peak crater just above and left of center is Moretus, and Clavius is the large crater at lower right (with multiple smaller craters inside). The post The lunar south appeared first on Astronomy Magazine.
     

The lunar south

March 13th 2025 at 10:36 pm

Jamie Cooper from Northamptonshire, U.K. Craters dot the Moon’s rugged south pole region in this shot taken March 7 with a 16-inch Dobsonian. The central-peak crater just above and left of center is Moretus, and Clavius is the large crater at lower right (with multiple smaller craters inside).

The post The lunar south appeared first on Astronomy Magazine.

Before yesterdayAstronomy Magazine
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  • Could Mars’ red color have formed under wet conditions?Alison Klesman
    We’ve always known Mars as the Red Planet — but it turns out, we may have had the reason why wrong. If so, it could revise much of what we know about the history of our smaller neighbor planet. In a study published Feb. 25 in Nature Communications, researchers tied the nature of Mars’ redContinue reading "Could Mars’ red color have formed under wet conditions?" The post Could Mars’ red color have formed under wet conditions? appeared first on Astronomy Magazine.
     

Could Mars’ red color have formed under wet conditions?

March 12th 2025 at 8:30 pm

We’ve always known Mars as the Red Planet — but it turns out, we may have had the reason why wrong. If so, it could revise much of what we know about the history of our smaller neighbor planet. In a study published Feb. 25 in Nature Communications, researchers tied the nature of Mars’ redContinue reading "Could Mars’ red color have formed under wet conditions?"

The post Could Mars’ red color have formed under wet conditions? appeared first on Astronomy Magazine.

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  • Strange microbes on Earth might help us understand life on VenusKiona Smith
    A recent paper suggests that if astrobiologists want to make an educated guess about what life on Venus might look like, they should look to a weird microbe called A. ferrooxidans, found here onEarth. Earthly life-forms are the only examples we have of what life looks like, so astrobiologists often study them for clues aboutContinue reading "Strange microbes on Earth might help us understand life on Venus" The post Strange microbes on Earth might help us understand life on Venus appeared first o
     

Strange microbes on Earth might help us understand life on Venus

March 12th 2025 at 4:30 pm

A recent paper suggests that if astrobiologists want to make an educated guess about what life on Venus might look like, they should look to a weird microbe called A. ferrooxidans, found here onEarth. Earthly life-forms are the only examples we have of what life looks like, so astrobiologists often study them for clues aboutContinue reading "Strange microbes on Earth might help us understand life on Venus"

The post Strange microbes on Earth might help us understand life on Venus appeared first on Astronomy Magazine.

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  • Astronomers have spotted the most distant comet ever discoveredDavid L. Chandler
    Comets develop the spectacular long tails that they are known for by approaching the Sun. When they get too close, their icy volatile materials begin to sublimate away, carrying along clouds of dust. But this activity usually only happens relatively close to the Sun, as comets spend most of their time in the outer solarContinue reading "Astronomers have spotted the most distant comet ever discovered" The post Astronomers have spotted the most distant comet ever discovered appeared first on Astro
     

Astronomers have spotted the most distant comet ever discovered

March 11th 2025 at 11:26 pm

Comets develop the spectacular long tails that they are known for by approaching the Sun. When they get too close, their icy volatile materials begin to sublimate away, carrying along clouds of dust. But this activity usually only happens relatively close to the Sun, as comets spend most of their time in the outer solarContinue reading "Astronomers have spotted the most distant comet ever discovered"

The post Astronomers have spotted the most distant comet ever discovered appeared first on Astronomy Magazine.

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  • How to get the most out of the lunar eclipseshill
    During the night of March 13, most of North and South America will be treated to a total lunar eclipse, an event popularly referred to as a Blood Moon. The event is aptly named — the Moon is cast in a dark red, brown, or orange color during totality, giving it an eerie appearance inContinue reading "How to get the most out of the lunar eclipse" The post How to get the most out of the lunar eclipse appeared first on Astronomy Magazine.
     

How to get the most out of the lunar eclipse

By: shill
March 11th 2025 at 4:30 pm

During the night of March 13, most of North and South America will be treated to a total lunar eclipse, an event popularly referred to as a Blood Moon. The event is aptly named — the Moon is cast in a dark red, brown, or orange color during totality, giving it an eerie appearance inContinue reading "How to get the most out of the lunar eclipse"

The post How to get the most out of the lunar eclipse appeared first on Astronomy Magazine.

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  • Stellar nativity sceneMark Zastrow
    Simon Todd, taken from Haywards Heath, U.K. The Christmas Tree Cluster lies at the center of this image, filled with young, newborn stars and surrounding nebulosity cataloged as NGC 2264. That includes the Cone Nebula, just left of center. The Fox Fur Nebula lies directly below the bright blue star (S Monoceros) at center. ThisContinue reading "Stellar nativity scene" The post Stellar nativity scene appeared first on Astronomy Magazine.
     

Stellar nativity scene

March 11th 2025 at 1:43 am

Simon Todd, taken from Haywards Heath, U.K. The Christmas Tree Cluster lies at the center of this image, filled with young, newborn stars and surrounding nebulosity cataloged as NGC 2264. That includes the Cone Nebula, just left of center. The Fox Fur Nebula lies directly below the bright blue star (S Monoceros) at center. ThisContinue reading "Stellar nativity scene"

The post Stellar nativity scene appeared first on Astronomy Magazine.

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  • How much less would you weigh on the Moon than on Earth?Astronomy Staff
    If you weigh a certain amount on Earth, how much less or more would you weigh on the Moon? MakaylaArkansas The short answer is that you would weigh roughly one-sixth your Earth weight on the Moon. So if your bathroom scale reads 180 pounds (81.6 kilograms) on Earth, it would read 30 pounds (13.6 kg)Continue reading "How much less would you weigh on the Moon than on Earth?" The post How much less would you weigh on the Moon than on Earth? appeared first on Astronomy Magazine.
     

How much less would you weigh on the Moon than on Earth?

March 10th 2025 at 9:30 pm

If you weigh a certain amount on Earth, how much less or more would you weigh on the Moon? MakaylaArkansas The short answer is that you would weigh roughly one-sixth your Earth weight on the Moon. So if your bathroom scale reads 180 pounds (81.6 kilograms) on Earth, it would read 30 pounds (13.6 kg)Continue reading "How much less would you weigh on the Moon than on Earth?"

The post How much less would you weigh on the Moon than on Earth? appeared first on Astronomy Magazine.

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  • Cryovolcanism on Titan may replenish its thick atmosphereAlison Klesman
    Saturn’s largest moon, Titan, is particularly captivating for scientists. This is thanks in large part to its status as the only other planetary body in the solar system known to host an atmosphere about 1.5 times denser than Earth’s and bodies of liquid on its surface. (Unlike Earth, however, where most surface liquid is water,Continue reading "Cryovolcanism on Titan may replenish its thick atmosphere" The post Cryovolcanism on Titan may replenish its thick atmosphere appeared first on Astronom
     

Cryovolcanism on Titan may replenish its thick atmosphere

March 10th 2025 at 6:30 pm

Saturn’s largest moon, Titan, is particularly captivating for scientists. This is thanks in large part to its status as the only other planetary body in the solar system known to host an atmosphere about 1.5 times denser than Earth’s and bodies of liquid on its surface. (Unlike Earth, however, where most surface liquid is water,Continue reading "Cryovolcanism on Titan may replenish its thick atmosphere"

The post Cryovolcanism on Titan may replenish its thick atmosphere appeared first on Astronomy Magazine.

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  • This Week in Astronomy with Dave Eicher: A Total Eclipse of the MoonDavid J. Eicher
    In this episode, Astronomy magazine Editor Dave Eicher invites you to head out on the evening of March 13. That’s when one of the year’s best celestial events — a total eclipse of the Moon — will begin. It will continue into the early morning hours of the 14th, so if you want to see it all, get ready for aContinue reading "This Week in Astronomy with Dave Eicher: A Total Eclipse of the Moon" The post This Week in Astronomy with Dave Eicher: A Total Eclipse of the Moon appeared first on Astronomy
     

This Week in Astronomy with Dave Eicher: A Total Eclipse of the Moon

March 10th 2025 at 7:01 pm

In this episode, Astronomy magazine Editor Dave Eicher invites you to head out on the evening of March 13. That’s when one of the year’s best celestial events — a total eclipse of the Moon — will begin. It will continue into the early morning hours of the 14th, so if you want to see it all, get ready for aContinue reading "This Week in Astronomy with Dave Eicher: A Total Eclipse of the Moon"

The post This Week in Astronomy with Dave Eicher: A Total Eclipse of the Moon appeared first on Astronomy Magazine.

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  • We test Starfield Optics’ 115mm Géar Triplet APOPhil Harrington
    One of the most competitive segments in the amateur telescope marketplace these days spans 3- to 5-inch apochromatic refractors. Once considered telescopes for the well-to-do, these instruments are now affordable to many backyard stargazers. And one of the newest companies to enter this market segment is Starfield Optics from Caledon, Ontario, a suburb of Toronto.Continue reading "We test Starfield Optics’ 115mm Géar Triplet APO" The post We test Starfield Optics’ 115mm Géar Triplet APO appeared
     

We test Starfield Optics’ 115mm Géar Triplet APO

March 10th 2025 at 4:30 pm

One of the most competitive segments in the amateur telescope marketplace these days spans 3- to 5-inch apochromatic refractors. Once considered telescopes for the well-to-do, these instruments are now affordable to many backyard stargazers. And one of the newest companies to enter this market segment is Starfield Optics from Caledon, Ontario, a suburb of Toronto.Continue reading "We test Starfield Optics’ 115mm Géar Triplet APO"

The post We test Starfield Optics’ 115mm Géar Triplet APO appeared first on Astronomy Magazine.

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  • Group photoMark Zastrow
    Rob Lyons, taken from Vancouver, Canada This wide-field vista spans the constellations Cepheus and Cassiopeia and includes an host of deep-sky objects. From left to right: NGC 7822 (the Question Mark Nebula), LBN 576 (the Garlic Bulb Nebula), NGC 7635 (the Bubble Nebula), Sharpless 2–157 (the Lobster Claw Nebula), and Sharpless 2–155 (the Cave Nebula).Continue reading "Group photo" The post Group photo appeared first on Astronomy Magazine.
     

Group photo

March 8th 2025 at 4:32 pm

Rob Lyons, taken from Vancouver, Canada This wide-field vista spans the constellations Cepheus and Cassiopeia and includes an host of deep-sky objects. From left to right: NGC 7822 (the Question Mark Nebula), LBN 576 (the Garlic Bulb Nebula), NGC 7635 (the Bubble Nebula), Sharpless 2–157 (the Lobster Claw Nebula), and Sharpless 2–155 (the Cave Nebula).Continue reading "Group photo"

The post Group photo appeared first on Astronomy Magazine.

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  • Intuitive Machines’ IM-2 Moon lander is lying dead in a craterSamantha Hill
    Intuitive Machines’ IM-2 mission has ended after its lunar lander, Athena, apparently toppled over as it touched down and came to rest on its side yesterday in a shadowed crater, the company announced. In a statement released this morning, the company said its batteries had run out and they did not expect it to reawaken.Continue reading "Intuitive Machines’ IM-2 Moon lander is lying dead in a crater" The post Intuitive Machines’ IM-2 Moon lander is lying dead in a crater appeared first on Astron
     

Intuitive Machines’ IM-2 Moon lander is lying dead in a crater

March 8th 2025 at 2:18 am

Intuitive Machines’ IM-2 mission has ended after its lunar lander, Athena, apparently toppled over as it touched down and came to rest on its side yesterday in a shadowed crater, the company announced. In a statement released this morning, the company said its batteries had run out and they did not expect it to reawaken.Continue reading "Intuitive Machines’ IM-2 Moon lander is lying dead in a crater"

The post Intuitive Machines’ IM-2 Moon lander is lying dead in a crater appeared first on Astronomy Magazine.

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  • SpaceX Starship explodes, disrupts air travel a second timeAlison Klesman
    Millions of viewers who tuned into Thursday’s broadcast of SpaceX Starship’s eighth test flight experienced a collective déjà vu as the mammoth rocket exploded and rained down flaming hunks of metal in eerily similar fashion to Flight 7. So too did pilots flying over the Caribbean ocean, many of whom were forced to change course to avoid theContinue reading "SpaceX Starship explodes, disrupts air travel a second time" The post SpaceX Starship explodes, disrupts air travel a second time appeared
     

SpaceX Starship explodes, disrupts air travel a second time

March 8th 2025 at 12:19 am

Millions of viewers who tuned into Thursday’s broadcast of SpaceX Starship’s eighth test flight experienced a collective déjà vu as the mammoth rocket exploded and rained down flaming hunks of metal in eerily similar fashion to Flight 7. So too did pilots flying over the Caribbean ocean, many of whom were forced to change course to avoid theContinue reading "SpaceX Starship explodes, disrupts air travel a second time"

The post SpaceX Starship explodes, disrupts air travel a second time appeared first on Astronomy Magazine.

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  • Look for these effects during the next lunar eclipseStephen James O'Meara
    All lunar eclipses — whether penumbral, partial, or total — offer us thought-provoking views of Earth’s shadow. Frequently, lunar eclipses offer up peculiar color effects, with the shadowed Moon appearing reddish due to the state of Earth’s atmosphere. But the March 14, 2025, total lunar eclipse all but guarantees additional optical phenomena of a differentContinue reading "Look for these effects during the next lunar eclipse" The post Look for these effects during the next lunar eclipse appeare
     

Look for these effects during the next lunar eclipse

March 7th 2025 at 5:30 pm

All lunar eclipses — whether penumbral, partial, or total — offer us thought-provoking views of Earth’s shadow. Frequently, lunar eclipses offer up peculiar color effects, with the shadowed Moon appearing reddish due to the state of Earth’s atmosphere. But the March 14, 2025, total lunar eclipse all but guarantees additional optical phenomena of a differentContinue reading "Look for these effects during the next lunar eclipse"

The post Look for these effects during the next lunar eclipse appeared first on Astronomy Magazine.

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  • The Sky This Week from March 7 to 14: A total lunar eclipseAlison Klesman
    Sky This Week is brought to you in part by Celestron. Friday, March 7Look north after dark tonight to find the curved form of the Little Dipper. The smaller of the two famous dipper-shaped asterisms in the northern sky, the Little Dipper extends from the North Star, Polaris, at the end of its handle. ButContinue reading "The Sky This Week from March 7 to 14: A total lunar eclipse" The post The Sky This Week from March 7 to 14: A total lunar eclipse appeared first on Astronomy Magazine.
     

The Sky This Week from March 7 to 14: A total lunar eclipse

March 7th 2025 at 9:30 am

Sky This Week is brought to you in part by Celestron. Friday, March 7Look north after dark tonight to find the curved form of the Little Dipper. The smaller of the two famous dipper-shaped asterisms in the northern sky, the Little Dipper extends from the North Star, Polaris, at the end of its handle. ButContinue reading "The Sky This Week from March 7 to 14: A total lunar eclipse"

The post The Sky This Week from March 7 to 14: A total lunar eclipse appeared first on Astronomy Magazine.

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  • IM-2 lands on the Moon but its status is uncertainSamantha Hill
    After a successful launch last week aboard a SpaceX Falcon 9 rocket, Intuitive Machines’ IM-2 mission landed on the Moon on March 6 shortly after 11:30 a.m. EST. The craft is transmitting back to its control center and able to collect some level of solar power. However, its landing orientation and the status of otherContinue reading "IM-2 lands on the Moon but its status is uncertain" The post IM-2 lands on the Moon but its status is uncertain appeared first on Astronomy Magazine.
     

IM-2 lands on the Moon but its status is uncertain

March 6th 2025 at 10:47 pm

After a successful launch last week aboard a SpaceX Falcon 9 rocket, Intuitive Machines’ IM-2 mission landed on the Moon on March 6 shortly after 11:30 a.m. EST. The craft is transmitting back to its control center and able to collect some level of solar power. However, its landing orientation and the status of otherContinue reading "IM-2 lands on the Moon but its status is uncertain"

The post IM-2 lands on the Moon but its status is uncertain appeared first on Astronomy Magazine.

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  • Get ready to attend the Tucson Astronomy FestivalMichael E. Bakich
    Mark your calendars for Saturday, March 22. That’s when the Tucson Amateur Astronomy Association (TAAA) will be out in force to show you the wonders of the heavens at the annual Tucson Astronomy Festival. The event will be held at Brandi Fenton Memorial Park, Ramada 1, 3482 E. River Road, Tucson. Things will get startedContinue reading "Get ready to attend the Tucson Astronomy Festival" The post Get ready to attend the Tucson Astronomy Festival appeared first on Astronomy Magazine.
     

Get ready to attend the Tucson Astronomy Festival

March 6th 2025 at 8:30 pm

Mark your calendars for Saturday, March 22. That’s when the Tucson Amateur Astronomy Association (TAAA) will be out in force to show you the wonders of the heavens at the annual Tucson Astronomy Festival. The event will be held at Brandi Fenton Memorial Park, Ramada 1, 3482 E. River Road, Tucson. Things will get startedContinue reading "Get ready to attend the Tucson Astronomy Festival"

The post Get ready to attend the Tucson Astronomy Festival appeared first on Astronomy Magazine.

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  • How to watch Intuitive Machines’ IM-2 Moon landingMark Zastrow
    When Intuitive Machines’ Athena lunar lander makes moonfall around 12:30 p.m. EST Thursday, spectators on Earth will be able to watch it happen. The Massachusetts Institute of Technology (MIT) Media Lab is partnering with Comcast to stream the landing at the moon’s south pole, share never-before-seen 3D lunar images, and provide live updates of the 20-day missionContinue reading "How to watch Intuitive Machines’ IM-2 Moon landing" The post How to watch Intuitive Machines’ IM-2 Moon landing appea
     

How to watch Intuitive Machines’ IM-2 Moon landing

March 6th 2025 at 7:43 pm

When Intuitive Machines’ Athena lunar lander makes moonfall around 12:30 p.m. EST Thursday, spectators on Earth will be able to watch it happen. The Massachusetts Institute of Technology (MIT) Media Lab is partnering with Comcast to stream the landing at the moon’s south pole, share never-before-seen 3D lunar images, and provide live updates of the 20-day missionContinue reading "How to watch Intuitive Machines’ IM-2 Moon landing"

The post How to watch Intuitive Machines’ IM-2 Moon landing appeared first on Astronomy Magazine.

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  • Rocket debris poses risks to aircraft operationsSamantha Hill
    In November 2022, a Chinese Long March 5B rocket reentered the atmosphere with no ability to control where it fell. As a precaution, France, Spain, and Monaco closed some of their airspace along the booster’s possible path. As it happened, the rocket reentered over the Pacific Ocean, not Europe. But the airspace closures still resultedContinue reading "Rocket debris poses risks to aircraft operations" The post Rocket debris poses risks to aircraft operations appeared first on Astronomy Magazine.
     

Rocket debris poses risks to aircraft operations

March 6th 2025 at 2:30 pm

In November 2022, a Chinese Long March 5B rocket reentered the atmosphere with no ability to control where it fell. As a precaution, France, Spain, and Monaco closed some of their airspace along the booster’s possible path. As it happened, the rocket reentered over the Pacific Ocean, not Europe. But the airspace closures still resultedContinue reading "Rocket debris poses risks to aircraft operations"

The post Rocket debris poses risks to aircraft operations appeared first on Astronomy Magazine.

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  • Celestial spheresMark Zastrow
    Abhijit Patil, taken from Mendocino County, California The unusual rock formations that give Bowling Ball Beach its name are usually submerged and visible only at low tide. The imager used an astromodified Nikon mirrorless camera and 16mm lens to create a five-shot vertical panorama. The sky panel makes use of UV/IR-cut filter and star trackerContinue reading "Celestial spheres" The post Celestial spheres appeared first on Astronomy Magazine.
     

Celestial spheres

March 6th 2025 at 2:30 pm

Abhijit Patil, taken from Mendocino County, California The unusual rock formations that give Bowling Ball Beach its name are usually submerged and visible only at low tide. The imager used an astromodified Nikon mirrorless camera and 16mm lens to create a five-shot vertical panorama. The sky panel makes use of UV/IR-cut filter and star trackerContinue reading "Celestial spheres"

The post Celestial spheres appeared first on Astronomy Magazine.

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  • Don’t miss tonight’s total lunar eclipseMichael E. Bakich
    Another great celestial event is coming. And this one’s really easy to observe because you can see it with just your eyes. Not only that, but anyone in the U.S. under a clear sky will be able to watch it. On Thursday, March 13 (and continuing into the 14th), the Moon will pass through theContinue reading "Don’t miss tonight’s total lunar eclipse" The post Don’t miss tonight’s total lunar eclipse appeared first on Astronomy Magazine.
     

Don’t miss tonight’s total lunar eclipse

March 13th 2025 at 4:49 pm

Another great celestial event is coming. And this one’s really easy to observe because you can see it with just your eyes. Not only that, but anyone in the U.S. under a clear sky will be able to watch it. On Thursday, March 13 (and continuing into the 14th), the Moon will pass through theContinue reading "Don’t miss tonight’s total lunar eclipse"

The post Don’t miss tonight’s total lunar eclipse appeared first on Astronomy Magazine.

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  • The new golden age of Moon explorationRobert Reeves
    During the Cold War, the U.S. and USSR raced to be first to send robotic and human explorers to the Moon, traversing lunar terrain and returning samples to Earth. These exploits and their scientific returns were crucial to unlocking the history of the Moon — and by extension, the history of our solar system. ButContinue reading "The new golden age of Moon exploration" The post The new golden age of Moon exploration appeared first on Astronomy Magazine.
     

The new golden age of Moon exploration

March 5th 2025 at 7:00 pm

During the Cold War, the U.S. and USSR raced to be first to send robotic and human explorers to the Moon, traversing lunar terrain and returning samples to Earth. These exploits and their scientific returns were crucial to unlocking the history of the Moon — and by extension, the history of our solar system. ButContinue reading "The new golden age of Moon exploration"

The post The new golden age of Moon exploration appeared first on Astronomy Magazine.

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  • The NEAF Expo is back again for its 34th yearAstronomy Staff
    The Northeast Astronomy Forum and Space Expo (NEAF) is celebrating 34 years in Suffern, New York, just 40 minutes outside of New York City. This two-day event, taking place April 5 and 6 at Rockland Community College, features 120 telescope and equipment vendors, talks from industry experts, and opportunities to do your own solar viewing.Continue reading "The NEAF Expo is back again for its 34th year" The post The NEAF Expo is back again for its 34th year appeared first on Astronomy Magazine.
     

The NEAF Expo is back again for its 34th year

March 4th 2025 at 8:02 pm

The Northeast Astronomy Forum and Space Expo (NEAF) is celebrating 34 years in Suffern, New York, just 40 minutes outside of New York City. This two-day event, taking place April 5 and 6 at Rockland Community College, features 120 telescope and equipment vendors, talks from industry experts, and opportunities to do your own solar viewing.Continue reading "The NEAF Expo is back again for its 34th year"

The post The NEAF Expo is back again for its 34th year appeared first on Astronomy Magazine.

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  • What are Lagrangian points?Astronomy Staff
    What are Lagrangian points? Dean TreadwayJesup, Georgia The Lagrangian equilibrium stability points, or L points, are the five places where the combined gravitational forces of two bodies produce regions of gravitational balance. These are little pockets where other bodies can, in theory, remain orbiting in place without expending much energy. Three of these L points, L1, L2 andContinue reading "What are Lagrangian points?" The post What are Lagrangian points? appeared first on Astronomy Magazin
     

What are Lagrangian points?

March 3rd 2025 at 10:30 pm

What are Lagrangian points? Dean TreadwayJesup, Georgia The Lagrangian equilibrium stability points, or L points, are the five places where the combined gravitational forces of two bodies produce regions of gravitational balance. These are little pockets where other bodies can, in theory, remain orbiting in place without expending much energy. Three of these L points, L1, L2 andContinue reading "What are Lagrangian points?"

The post What are Lagrangian points? appeared first on Astronomy Magazine.

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  • Depth perceptionMark Zastrow
    Greg Meyer from Phoenix, Arizona Messier objects M97 (bottom right) and M108 (top left) are similar in apparent brightness and size. But while M97 (also known as the Owl Nebula) is a planetary nebula lying just 2,600 light-years away, M108 is a galaxy 30 million light-years away. This Hα/OIII/RGB image represents 27 hours of exposureContinue reading "Depth perception" The post Depth perception appeared first on Astronomy Magazine.
     

Depth perception

March 3rd 2025 at 11:09 pm

Greg Meyer from Phoenix, Arizona Messier objects M97 (bottom right) and M108 (top left) are similar in apparent brightness and size. But while M97 (also known as the Owl Nebula) is a planetary nebula lying just 2,600 light-years away, M108 is a galaxy 30 million light-years away. This Hα/OIII/RGB image represents 27 hours of exposureContinue reading "Depth perception"

The post Depth perception appeared first on Astronomy Magazine.

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  • Lucky new astronomy product finds this monthAstronomy Staff
    To the Moon University of Chicago PressChicago, IL Lunar: A History of the Moon in Myths, Maps, and Matter compiles 44 hand-drawn cartographic charts created by illustrator-cartographers from the U.S. Geological Survey. This 256-page hardback contains 500 color images, as well as commentary on Earth’s natural satellite from experts and scholars, combining scientific observations andContinue reading "Lucky new astronomy product finds this month" The post Lucky new astronomy product finds this mon
     

Lucky new astronomy product finds this month

March 3rd 2025 at 8:30 pm

To the Moon University of Chicago PressChicago, IL Lunar: A History of the Moon in Myths, Maps, and Matter compiles 44 hand-drawn cartographic charts created by illustrator-cartographers from the U.S. Geological Survey. This 256-page hardback contains 500 color images, as well as commentary on Earth’s natural satellite from experts and scholars, combining scientific observations andContinue reading "Lucky new astronomy product finds this month"

The post Lucky new astronomy product finds this month appeared first on Astronomy Magazine.

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  • The first stars may have flooded the early universe with waterNola Taylor Tillman
    New research, published today in Nature Astronomy, found that water may have formed in the first 200 million years of the universe’s lifetime. The life-giving molecule may have been created so quickly by the deaths of the universe’s first stars. The study also found that rocky planets could be built in the water-rich environment leftContinue reading "The first stars may have flooded the early universe with water" The post The first stars may have flooded the early universe with water appeared fi
     

The first stars may have flooded the early universe with water

March 3rd 2025 at 7:30 pm

New research, published today in Nature Astronomy, found that water may have formed in the first 200 million years of the universe’s lifetime. The life-giving molecule may have been created so quickly by the deaths of the universe’s first stars. The study also found that rocky planets could be built in the water-rich environment leftContinue reading "The first stars may have flooded the early universe with water"

The post The first stars may have flooded the early universe with water appeared first on Astronomy Magazine.

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  • This Week in Astronomy with Dave Eicher: The Moon meets the PleiadesDavid J. Eicher
    In this episode, Astronomy magazine Editor Dave Eicher invites you to head out during the early evening hours of March 5. That evening, the Moon will pass quite close to the Pleiades star cluster. Also known as the Seven Sisters and Messier 45, this group of stars is easy to see with your naked eyes. Still, binoculars mightContinue reading "This Week in Astronomy with Dave Eicher: The Moon meets the Pleiades" The post This Week in Astronomy with Dave Eicher: The Moon meets the Pleiades appeared
     

This Week in Astronomy with Dave Eicher: The Moon meets the Pleiades

March 3rd 2025 at 5:52 pm

In this episode, Astronomy magazine Editor Dave Eicher invites you to head out during the early evening hours of March 5. That evening, the Moon will pass quite close to the Pleiades star cluster. Also known as the Seven Sisters and Messier 45, this group of stars is easy to see with your naked eyes. Still, binoculars mightContinue reading "This Week in Astronomy with Dave Eicher: The Moon meets the Pleiades"

The post This Week in Astronomy with Dave Eicher: The Moon meets the Pleiades appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Explore 30 years of exoplanet discoveriesDonald Goldsmith
    In October 1995, after decades of serious effort, astronomers announced the first discovery of a planet orbiting a Sun-like star. Until then, the few planets known to exist beyond the solar system accompanied pulsars, the collapsed remnants of burnt-out stars, and had revealed themselves through glitches in the precise timing of the pulsars’ radio emission.Continue reading "Explore 30 years of exoplanet discoveries" The post Explore 30 years of exoplanet discoveries appeared first on Astronomy M
     

Explore 30 years of exoplanet discoveries

March 3rd 2025 at 5:30 pm

In October 1995, after decades of serious effort, astronomers announced the first discovery of a planet orbiting a Sun-like star. Until then, the few planets known to exist beyond the solar system accompanied pulsars, the collapsed remnants of burnt-out stars, and had revealed themselves through glitches in the precise timing of the pulsars’ radio emission.Continue reading "Explore 30 years of exoplanet discoveries"

The post Explore 30 years of exoplanet discoveries appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • March 2025: What’s in the Southern Hemisphere sky this month?Alison Klesman
    Two planets stand out in March’s evening sky, but let’s start our tour with a pair of lesser lights that hug the western horizon. Although Venus lies a respectable 30° from the Sun at the beginning of the month, it appears low in the sky. On the 1st, you can find the planet 5° highContinue reading "March 2025: What’s in the Southern Hemisphere sky this month?" The post March 2025: What’s in the Southern Hemisphere sky this month? appeared first on Astronomy Magazine.
     

March 2025: What’s in the Southern Hemisphere sky this month?

March 1st 2025 at 9:31 am

Two planets stand out in March’s evening sky, but let’s start our tour with a pair of lesser lights that hug the western horizon. Although Venus lies a respectable 30° from the Sun at the beginning of the month, it appears low in the sky. On the 1st, you can find the planet 5° highContinue reading "March 2025: What’s in the Southern Hemisphere sky this month?"

The post March 2025: What’s in the Southern Hemisphere sky this month? appeared first on Astronomy Magazine.

March 2025: What’s in the sky this month? A total lunar eclipse, Venus remains bright, and Mars and Jupiter continue to dominate

March 1st 2025 at 9:30 am

A total eclipse of the Moon is the highlight of this month, visible across North and South America. Venus remains very bright and transitions from evening to morning late in the month. Mercury joins Venus for a few evenings, offering the best opportunity to see both planets in twilight. Mars and Jupiter dominate the lateContinue reading "March 2025: What’s in the sky this month? A total lunar eclipse, Venus remains bright, and Mars and Jupiter continue to dominate"

The post March 2025: What’s in the sky this month? A total lunar eclipse, Venus remains bright, and Mars and Jupiter continue to dominate appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • When is T Coronae Borealis going to explode?Michael E. Bakich
    If I’m being honest, the title of this story should be “When is T Coronae Borealis going to explode again?” T Coronae Borealis (T CrB) is classified as a recurrent nova — a star that blows its top over and over. Such objects are rare; fewer than a dozen have been identified in our galaxy.Continue reading "When is T Coronae Borealis going to explode?" The post When is T Coronae Borealis going to explode? appeared first on Astronomy Magazine.
     

When is T Coronae Borealis going to explode?

February 28th 2025 at 5:30 pm

If I’m being honest, the title of this story should be “When is T Coronae Borealis going to explode again?” T Coronae Borealis (T CrB) is classified as a recurrent nova — a star that blows its top over and over. Such objects are rare; fewer than a dozen have been identified in our galaxy.Continue reading "When is T Coronae Borealis going to explode?"

The post When is T Coronae Borealis going to explode? appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • The Sky This Week from February 28 to March 7: The Moon joins the planetsAlison Klesman
    Sky This Week is brought to you in part by Celestron. Friday, February 28Venus is a prominent fixture in the evening sky, still hanging on at magnitude –4.8 and setting nearly three hours after the Sun. It’s currently located in central Pisces, far outshining any stars in the region.  Because Venus is an inferior planetContinue reading "The Sky This Week from February 28 to March 7: The Moon joins the planets" The post The Sky This Week from February 28 to March 7: The Moon joins the planets app
     

The Sky This Week from February 28 to March 7: The Moon joins the planets

February 28th 2025 at 9:30 am

Sky This Week is brought to you in part by Celestron. Friday, February 28Venus is a prominent fixture in the evening sky, still hanging on at magnitude –4.8 and setting nearly three hours after the Sun. It’s currently located in central Pisces, far outshining any stars in the region.  Because Venus is an inferior planetContinue reading "The Sky This Week from February 28 to March 7: The Moon joins the planets"

The post The Sky This Week from February 28 to March 7: The Moon joins the planets appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • NASA’s PUNCH is set to study how the Sun influences the space around usSten Odenwald
    UPDATE Wednesday, March 12, 2025: The SpaceX Falcon 9 rocket carrying PUNCH successfully launched from Vandenberg Space Force Base at 11:10 P.M. EDT on March 11. By early on March 12, the four satellites of the PUNCH constellation had been deployed and ground controllers confirmed acquisition of signal with them. On March 2, a SpaceXContinue reading "NASA’s PUNCH is set to study how the Sun influences the space around us" The post NASA’s PUNCH is set to study how the Sun influences the space aro
     

NASA’s PUNCH is set to study how the Sun influences the space around us

March 12th 2025 at 5:05 pm

UPDATE Wednesday, March 12, 2025: The SpaceX Falcon 9 rocket carrying PUNCH successfully launched from Vandenberg Space Force Base at 11:10 P.M. EDT on March 11. By early on March 12, the four satellites of the PUNCH constellation had been deployed and ground controllers confirmed acquisition of signal with them. On March 2, a SpaceXContinue reading "NASA’s PUNCH is set to study how the Sun influences the space around us"

The post NASA’s PUNCH is set to study how the Sun influences the space around us appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Pencil thickMark Zastrow
    Vikas Chander from New Delhi, India; taken via Obstech The Pencil Nebula (NGC 2736) is part of the Vela supernova remnant’s shock wave, which gives it a thin visual appearance. This deep image, however, reveals the trails of material left in the wake (at left) of the shock wave (center). The imager took 20⅔ hoursContinue reading "Pencil thick" The post Pencil thick appeared first on Astronomy Magazine.
     

Pencil thick

February 27th 2025 at 10:11 pm

Vikas Chander from New Delhi, India; taken via Obstech The Pencil Nebula (NGC 2736) is part of the Vela supernova remnant’s shock wave, which gives it a thin visual appearance. This deep image, however, reveals the trails of material left in the wake (at left) of the shock wave (center). The imager took 20⅔ hoursContinue reading "Pencil thick"

The post Pencil thick appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Scientists have discovered a 3-billion-year-old beach buried on Marsshill
    In the 1970s, images from the NASA Mariner 9 orbiter revealed water-sculpted surfaces on Mars. This settled the once-controversial question of whether water ever rippled over the Red Planet. Since then, more and more evidence has emerged that water once played a large role on our planetary neighbor. For example, martian meteorites record evidence forContinue reading "Scientists have discovered a 3-billion-year-old beach buried on Mars" The post Scientists have discovered a 3-billion-year-old bea
     

Scientists have discovered a 3-billion-year-old beach buried on Mars

By: shill
February 27th 2025 at 6:16 pm

In the 1970s, images from the NASA Mariner 9 orbiter revealed water-sculpted surfaces on Mars. This settled the once-controversial question of whether water ever rippled over the Red Planet. Since then, more and more evidence has emerged that water once played a large role on our planetary neighbor. For example, martian meteorites record evidence forContinue reading "Scientists have discovered a 3-billion-year-old beach buried on Mars"

The post Scientists have discovered a 3-billion-year-old beach buried on Mars appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Lightning strikes link weather on Earth and weather in spaceshill
    There are trillions of charged particles – protons and electrons, the basic building blocks of matter – whizzing around above your head at any given time. These high-energy particles, which can travel at close to the speed of light, typically remain thousands of kilometers away from Earth, trapped there by the shape of Earth’s magneticContinue reading "Lightning strikes link weather on Earth and weather in space" The post Lightning strikes link weather on Earth and weather in space appeared firs
     

Lightning strikes link weather on Earth and weather in space

By: shill
February 26th 2025 at 8:30 pm

There are trillions of charged particles – protons and electrons, the basic building blocks of matter – whizzing around above your head at any given time. These high-energy particles, which can travel at close to the speed of light, typically remain thousands of kilometers away from Earth, trapped there by the shape of Earth’s magneticContinue reading "Lightning strikes link weather on Earth and weather in space"

The post Lightning strikes link weather on Earth and weather in space appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Intuitive Machines IM-2 mission launches to the MoonBen Evans
    UPDATE Thursday, Feb. 27, 2025: The SpaceX Falcon 9 rocket carrying IM-2 successfully lifted off at 7:16 P.M. EST on Wednesday, Feb. 26. Early next month, a robotic lander will arrive at the Moon’s south pole bearing an eclectic suite of payloads to search for subsurface water ice. Intuitive Machines’ IM-2 is targeting a touchdownContinue reading "Intuitive Machines IM-2 mission launches to the Moon" The post Intuitive Machines IM-2 mission launches to the Moon appeared first on Astronomy Magazi
     

Intuitive Machines IM-2 mission launches to the Moon

By: Ben Evans
February 27th 2025 at 6:19 pm

UPDATE Thursday, Feb. 27, 2025: The SpaceX Falcon 9 rocket carrying IM-2 successfully lifted off at 7:16 P.M. EST on Wednesday, Feb. 26. Early next month, a robotic lander will arrive at the Moon’s south pole bearing an eclectic suite of payloads to search for subsurface water ice. Intuitive Machines’ IM-2 is targeting a touchdownContinue reading "Intuitive Machines IM-2 mission launches to the Moon"

The post Intuitive Machines IM-2 mission launches to the Moon appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • SPHEREx launches to conduct a cosmic censusBen Evans
    UPDATE Wednesday, March 12, 2025: The SpaceX Falcon 9 rocket carrying SPHEREx successfully launched from Vandenberg Space Force Base at 11:10 P.M. EDT on March 11. Following deployment, the SPHEREx observatory established a signal with ground controllers and its mission will soon begin. An infrared space telescope is scheduled to launch this week to mapContinue reading "SPHEREx launches to conduct a cosmic census" The post SPHEREx launches to conduct a cosmic census appeared first on Astronomy M
     

SPHEREx launches to conduct a cosmic census

By: Ben Evans
March 12th 2025 at 5:02 pm

UPDATE Wednesday, March 12, 2025: The SpaceX Falcon 9 rocket carrying SPHEREx successfully launched from Vandenberg Space Force Base at 11:10 P.M. EDT on March 11. Following deployment, the SPHEREx observatory established a signal with ground controllers and its mission will soon begin. An infrared space telescope is scheduled to launch this week to mapContinue reading "SPHEREx launches to conduct a cosmic census"

The post SPHEREx launches to conduct a cosmic census appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Southern showcaseMark Zastrow
    Josh Jones/Kaptas Attila, taken via Deep Sky Chile The Carina Nebula (NGC 3372) is the sky’s most impressive emission nebula, bar none, for visual observers. Also pictured in this wide-field image at left is NGC 3324, an open star cluster that appears to lie within a blue lagoon in this Hubble-palette image taken with aContinue reading "Southern showcase" The post Southern showcase appeared first on Astronomy Magazine.
     

Southern showcase

February 25th 2025 at 12:15 am

Josh Jones/Kaptas Attila, taken via Deep Sky Chile The Carina Nebula (NGC 3372) is the sky’s most impressive emission nebula, bar none, for visual observers. Also pictured in this wide-field image at left is NGC 3324, an open star cluster that appears to lie within a blue lagoon in this Hubble-palette image taken with aContinue reading "Southern showcase"

The post Southern showcase appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • This Week in Astronomy with Dave Eicher: See the Horsehead NebulaDavid J. Eicher
    In this episode, Dave Eicher invites you to go out and try to observe a celestial object that’s quite difficult to see — the Horsehead Nebula. This dark nebula, made of dust and super-cold gas, lies in the constellation Orion the Hunter. You’ll need a dark observing site and a large telescope, something like an 11-inch Celestron.Continue reading "This Week in Astronomy with Dave Eicher: See the Horsehead Nebula" The post This Week in Astronomy with Dave Eicher: See the Horsehead Nebula appeared
     

This Week in Astronomy with Dave Eicher: See the Horsehead Nebula

February 24th 2025 at 6:08 pm

In this episode, Dave Eicher invites you to go out and try to observe a celestial object that’s quite difficult to see — the Horsehead Nebula. This dark nebula, made of dust and super-cold gas, lies in the constellation Orion the Hunter. You’ll need a dark observing site and a large telescope, something like an 11-inch Celestron.Continue reading "This Week in Astronomy with Dave Eicher: See the Horsehead Nebula"

The post This Week in Astronomy with Dave Eicher: See the Horsehead Nebula appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Underwater detector spots the most energetic neutrino yetAlison Klesman
    On Feb. 13, 2023, something extraordinary happened deep beneath the Mediterranean Sea. KM3NeT’s Astroparticle Research with Cosmics in the Abyss (ARCA) telescope, a sprawling underwater array of ultra-sensitive photodetectors, caught sight of the telltale sign of an incredibly rare cosmic messenger: a highly energetic fundamental particle known as a neutrino. With an estimated energy ofContinue reading "Underwater detector spots the most energetic neutrino yet" The post Underwater detector spots
     

Underwater detector spots the most energetic neutrino yet

February 21st 2025 at 7:22 pm

On Feb. 13, 2023, something extraordinary happened deep beneath the Mediterranean Sea. KM3NeT’s Astroparticle Research with Cosmics in the Abyss (ARCA) telescope, a sprawling underwater array of ultra-sensitive photodetectors, caught sight of the telltale sign of an incredibly rare cosmic messenger: a highly energetic fundamental particle known as a neutrino. With an estimated energy ofContinue reading "Underwater detector spots the most energetic neutrino yet"

The post Underwater detector spots the most energetic neutrino yet appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • The Sky This Week from February 21 to 28: Saturn and Mercury meetAlison Klesman
    Friday, February 21The Moon passes 0.4° south of the bright red giant Antares in Scorpius this morning at 4 A.M. EST. The pair is visible in the predawn sky.  This evening, let’s look for another bright red giant: Betelgeuse, the famous star that serves as one shoulder of Orion the Hunter. An hour after sunset,Continue reading "The Sky This Week from February 21 to 28: Saturn and Mercury meet" The post The Sky This Week from February 21 to 28: Saturn and Mercury meet appeared first on Astronomy
     

The Sky This Week from February 21 to 28: Saturn and Mercury meet

February 21st 2025 at 9:30 am

Friday, February 21The Moon passes 0.4° south of the bright red giant Antares in Scorpius this morning at 4 A.M. EST. The pair is visible in the predawn sky.  This evening, let’s look for another bright red giant: Betelgeuse, the famous star that serves as one shoulder of Orion the Hunter. An hour after sunset,Continue reading "The Sky This Week from February 21 to 28: Saturn and Mercury meet"

The post The Sky This Week from February 21 to 28: Saturn and Mercury meet appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • A glob and a starMark Zastrow
    Massimo di Fusco, data acquired via Chilescope The globular cluster M68 in Hydra lies at lower left of this image; at upper right is the variable star HD 109799. In 2021, astronomers confirmed the latter to be a member of the γ Doradus class of variable stars, which pulsate with waves driven by gravity, likeContinue reading "A glob and a star" The post A glob and a star appeared first on Astronomy Magazine.
     

A glob and a star

February 21st 2025 at 5:53 am

Massimo di Fusco, data acquired via Chilescope The globular cluster M68 in Hydra lies at lower left of this image; at upper right is the variable star HD 109799. In 2021, astronomers confirmed the latter to be a member of the γ Doradus class of variable stars, which pulsate with waves driven by gravity, likeContinue reading "A glob and a star"

The post A glob and a star appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Asteroid 2024 YR4’s odds of hitting Earth in 2032 are now effectively zeroKorey Haynes
    UPDATE Feb. 24, 2025: With new observations over the weekend, the odds of 2024 YR4 hitting Earth in 2032 have declined to 0.0039 percent — effectively eliminating concerns about that encounter. 2024 YR4 has now fallen from the riskiest asteroid on NASA’s automated Sentry list of potentially hazardous asteroids to the seventh highest position. InContinue reading "Asteroid 2024 YR4’s odds of hitting Earth in 2032 are now effectively zero" The post Asteroid 2024 YR4’s odds of hitting Earth in 2032
     

Asteroid 2024 YR4’s odds of hitting Earth in 2032 are now effectively zero

February 21st 2025 at 5:23 am

UPDATE Feb. 24, 2025: With new observations over the weekend, the odds of 2024 YR4 hitting Earth in 2032 have declined to 0.0039 percent — effectively eliminating concerns about that encounter. 2024 YR4 has now fallen from the riskiest asteroid on NASA’s automated Sentry list of potentially hazardous asteroids to the seventh highest position. InContinue reading "Asteroid 2024 YR4’s odds of hitting Earth in 2032 are now effectively zero"

The post Asteroid 2024 YR4’s odds of hitting Earth in 2032 are now effectively zero appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • How to get started with DSLR astrophotographyshill
    When we think of astrophotography, usually big telescopes on robotic mounts that cost thousands of dollars come to mind. But you can capture beautiful astrophotos a different way — with only a camera and a tripod. I created one of my first astrophotos on a work trip, on the side of the highway outside Albuquerque,Continue reading "How to get started with DSLR astrophotography" The post How to get started with DSLR astrophotography appeared first on Astronomy Magazine.
     

How to get started with DSLR astrophotography

By: shill
February 20th 2025 at 5:30 pm

When we think of astrophotography, usually big telescopes on robotic mounts that cost thousands of dollars come to mind. But you can capture beautiful astrophotos a different way — with only a camera and a tripod. I created one of my first astrophotos on a work trip, on the side of the highway outside Albuquerque,Continue reading "How to get started with DSLR astrophotography"

The post How to get started with DSLR astrophotography appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Is human hibernation for long-duration space travel possible?Doug Adler
    Despite what Star Trek and Star Wars may have taught you, the amount of time required to travel between stars is vast.  Consider Voyager 1. The spacecraft is traveling at 38,000 mph (61,155 km/h). If Voyager 1 were pointed towards our nearest star, Proxima Centauri (which it isn’t), it would take 73,000 years to reachContinue reading "Is human hibernation for long-duration space travel possible?" The post Is human hibernation for long-duration space travel possible? appeared first on Astronomy M
     

Is human hibernation for long-duration space travel possible?

February 19th 2025 at 6:57 pm

Despite what Star Trek and Star Wars may have taught you, the amount of time required to travel between stars is vast.  Consider Voyager 1. The spacecraft is traveling at 38,000 mph (61,155 km/h). If Voyager 1 were pointed towards our nearest star, Proxima Centauri (which it isn’t), it would take 73,000 years to reachContinue reading "Is human hibernation for long-duration space travel possible?"

The post Is human hibernation for long-duration space travel possible? appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • A galactic veilMark Zastrow
    Overall Photons: Elisa Cuccu/Andrea Iorio/Fernando Linsalata/Giampiero Lilli/Roberto Volpini/Gianni Melis/Roberto Testi/Stephane Moinard/José Manuel López Arlandis/Michele Mazzola/Vitali Pelenjow/Leonardo Pelosi/Patrick Bisaillon/Aidan Guerra/Jeff Ratino/George William Hoffman/Vasile Unguru/Vakhtang Khutsishvili/Jonathan Schwab Lying 240 million light-years away, the members of the Perseus Galaxy Cluster shimmer in this deep-field portrait, mingling with delicate foreground wisps of hydrogen and
     

A galactic veil

February 18th 2025 at 4:02 pm

Overall Photons: Elisa Cuccu/Andrea Iorio/Fernando Linsalata/Giampiero Lilli/Roberto Volpini/Gianni Melis/Roberto Testi/Stephane Moinard/José Manuel López Arlandis/Michele Mazzola/Vitali Pelenjow/Leonardo Pelosi/Patrick Bisaillon/Aidan Guerra/Jeff Ratino/George William Hoffman/Vasile Unguru/Vakhtang Khutsishvili/Jonathan Schwab Lying 240 million light-years away, the members of the Perseus Galaxy Cluster shimmer in this deep-field portrait, mingling with delicate foreground wisps of hydrogen and galactic cirrus in the MilkyContinue reading "A galactic veil"

The post A galactic veil appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • DOGE personnel conducting spending review at NASAMark Zastrow
    The Department of Government Efficiency (DOGE), working under a mandate from President Donald Trump to reduce government spending, has its next target: NASA. The space agency told FLYING on Friday that DOGE personnel are already on-site to conduct a review of its payments. “We are a federal agency; we are going to have DOGE come,” said JanetContinue reading "DOGE personnel conducting spending review at NASA" The post DOGE personnel conducting spending review at NASA appeared first on Astronomy M
     

DOGE personnel conducting spending review at NASA

February 18th 2025 at 1:03 am

The Department of Government Efficiency (DOGE), working under a mandate from President Donald Trump to reduce government spending, has its next target: NASA. The space agency told FLYING on Friday that DOGE personnel are already on-site to conduct a review of its payments. “We are a federal agency; we are going to have DOGE come,” said JanetContinue reading "DOGE personnel conducting spending review at NASA"

The post DOGE personnel conducting spending review at NASA appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Lowell Observatory holds I Heart Pluto FestivalDavid J. Eicher
    An annual event over recent years, the I Heart Pluto Festival in Flagstaff, Arizona, celebrates the history, heritage, and cutting-edge astronomy at Lowell Observatory. On Feb. 18, 1930, the young astronomer Clyde Tombaugh discovered Pluto, considered for decades a planet and “demoted” to dwarf planet status in 2008. Following the discovery, Tombaugh traveled down MarsContinue reading "Lowell Observatory holds I Heart Pluto Festival" The post Lowell Observatory holds I Heart Pluto Festival appea
     

Lowell Observatory holds I Heart Pluto Festival

February 18th 2025 at 12:57 am

An annual event over recent years, the I Heart Pluto Festival in Flagstaff, Arizona, celebrates the history, heritage, and cutting-edge astronomy at Lowell Observatory. On Feb. 18, 1930, the young astronomer Clyde Tombaugh discovered Pluto, considered for decades a planet and “demoted” to dwarf planet status in 2008. Following the discovery, Tombaugh traveled down MarsContinue reading "Lowell Observatory holds I Heart Pluto Festival"

The post Lowell Observatory holds I Heart Pluto Festival appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • The Spike Nebula: How an educated artistic guess was fulfilledJon Lomberg
    As a space artist, I have had the thrill of participating in scientific discovery, often being the first artist to imagine what new objects might look like. Space artists usually work to the scientist’s directive, although sometimes they get it first. In the 1920s, Lucian Rudaux showed pinkish skies on Mars decades before Viking revealedContinue reading "The Spike Nebula: How an educated artistic guess was fulfilled" The post The Spike Nebula: How an educated artistic guess was fulfilled appeare
     

The Spike Nebula: How an educated artistic guess was fulfilled

February 17th 2025 at 11:04 pm

As a space artist, I have had the thrill of participating in scientific discovery, often being the first artist to imagine what new objects might look like. Space artists usually work to the scientist’s directive, although sometimes they get it first. In the 1920s, Lucian Rudaux showed pinkish skies on Mars decades before Viking revealedContinue reading "The Spike Nebula: How an educated artistic guess was fulfilled"

The post The Spike Nebula: How an educated artistic guess was fulfilled appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Do Saturn’s rings cast shadows? Astronomy Staff
    Why don’t Saturn’s rings throw a shadow onto the planet’s surface, like its moons do? John GrimleyToronto, Ontario The simple answer is that Saturn’s rings do cast shadows on the planet’s surface! NASA’s Cassini spacecraft, which orbited Saturn from 2004 to 2017, took the dramatic image of the rings’ shadows on Saturn shown above.  TheContinue reading "Do Saturn’s rings cast shadows? " The post Do Saturn’s rings cast shadows?  appeared first on Astronomy Magazine.
     

Do Saturn’s rings cast shadows? 

February 17th 2025 at 8:30 pm

Why don’t Saturn’s rings throw a shadow onto the planet’s surface, like its moons do? John GrimleyToronto, Ontario The simple answer is that Saturn’s rings do cast shadows on the planet’s surface! NASA’s Cassini spacecraft, which orbited Saturn from 2004 to 2017, took the dramatic image of the rings’ shadows on Saturn shown above.  TheContinue reading "Do Saturn’s rings cast shadows? "

The post Do Saturn’s rings cast shadows?  appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • This Week in Astronomy with Dave Eicher: The Moon meets AntaresDavid J. Eicher
    In this episode, Dave Eicher invites you to go out and catch the Moon as it passes by Antares, the brightest star in the constellation Scorpius. This pairing will happen in the hours near dawn on the morning of February 21. As both objects rise, note the shape of the constellation — it really does look likeContinue reading "This Week in Astronomy with Dave Eicher: The Moon meets Antares" The post This Week in Astronomy with Dave Eicher: The Moon meets Antares appeared first on Astronomy Magazine
     

This Week in Astronomy with Dave Eicher: The Moon meets Antares

February 17th 2025 at 6:30 pm

In this episode, Dave Eicher invites you to go out and catch the Moon as it passes by Antares, the brightest star in the constellation Scorpius. This pairing will happen in the hours near dawn on the morning of February 21. As both objects rise, note the shape of the constellation — it really does look likeContinue reading "This Week in Astronomy with Dave Eicher: The Moon meets Antares"

The post This Week in Astronomy with Dave Eicher: The Moon meets Antares appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Listen to the universe: How sonification turns data into soundDavid Grossman
    Modern astronomical observatories send us an enormous amount of data, which is generally examined and shared in the form of images. But what if the myriad forms of information we receive from space could be converted into sounds that inspire, entertain, educate, and enlighten? And what if, more than that, these soundscapes could offer accessContinue reading "Listen to the universe: How sonification turns data into sound" The post Listen to the universe: How sonification turns data into sound app
     

Listen to the universe: How sonification turns data into sound

February 15th 2025 at 12:25 am

Modern astronomical observatories send us an enormous amount of data, which is generally examined and shared in the form of images. But what if the myriad forms of information we receive from space could be converted into sounds that inspire, entertain, educate, and enlighten? And what if, more than that, these soundscapes could offer accessContinue reading "Listen to the universe: How sonification turns data into sound"

The post Listen to the universe: How sonification turns data into sound appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Nikon’s Z 180–600mm f/5.6–6.3 VR lens reviewed for astrophotographyMark Zastrow
    In August 2023, Nikon released its first long telephoto zoom lens for its mirrorless Z-mount cameras: the Nikkor Z 180–600mm F/5.6-6.3 VR. This lens was highly anticipated, coming eight years after the company’s extremely popular 200–500mm lens for DSLRs. The lens is mainly targeted towards wildlife and bird photographers. But with its 600mm reach, itContinue reading "Nikon’s Z 180–600mm f/5.6–6.3 VR lens reviewed for astrophotography" The post Nikon’s Z 180–600mm f/5.6–6.3 VR lens reviewed for
     

Nikon’s Z 180–600mm f/5.6–6.3 VR lens reviewed for astrophotography

February 14th 2025 at 6:59 pm

In August 2023, Nikon released its first long telephoto zoom lens for its mirrorless Z-mount cameras: the Nikkor Z 180–600mm F/5.6-6.3 VR. This lens was highly anticipated, coming eight years after the company’s extremely popular 200–500mm lens for DSLRs. The lens is mainly targeted towards wildlife and bird photographers. But with its 600mm reach, itContinue reading "Nikon’s Z 180–600mm f/5.6–6.3 VR lens reviewed for astrophotography"

The post Nikon’s Z 180–600mm f/5.6–6.3 VR lens reviewed for astrophotography appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • In Galileo’s trailMark Zastrow
    Marco Meniero from Civitavecchia, Italy Galileo Galilei was born on Feb. 15, 1564 in the city of Pisa, which is also the location of this mural by the Brazilian street artist Eduardo Kobra. The photographer used a Nikon mirrorless camera and 14–24mm lens to capture this scene; the star trails in this image were imagedContinue reading "In Galileo’s trail" The post In Galileo’s trail appeared first on Astronomy Magazine.
     

In Galileo’s trail

February 14th 2025 at 2:30 pm

Marco Meniero from Civitavecchia, Italy Galileo Galilei was born on Feb. 15, 1564 in the city of Pisa, which is also the location of this mural by the Brazilian street artist Eduardo Kobra. The photographer used a Nikon mirrorless camera and 14–24mm lens to capture this scene; the star trails in this image were imagedContinue reading "In Galileo’s trail"

The post In Galileo’s trail appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • The Sky This Week from February 14 to 21: Venus reaches greatest brilliancyAlison Klesman
    Friday, February 14The dwarf planet 1 Ceres is in conjunction with the Sun at 5 P.M. EST today. While this means we can’t see Ceres for now, we can see Venus — which is at its brightest, reaching greatest brilliancy this evening at 6 P.M. EST Earth’s sister planet is now a long-lingering “evening star,”Continue reading "The Sky This Week from February 14 to 21: Venus reaches greatest brilliancy" The post The Sky This Week from February 14 to 21: Venus reaches greatest brilliancy appeared first o
     

The Sky This Week from February 14 to 21: Venus reaches greatest brilliancy

February 14th 2025 at 9:30 am

Friday, February 14The dwarf planet 1 Ceres is in conjunction with the Sun at 5 P.M. EST today. While this means we can’t see Ceres for now, we can see Venus — which is at its brightest, reaching greatest brilliancy this evening at 6 P.M. EST Earth’s sister planet is now a long-lingering “evening star,”Continue reading "The Sky This Week from February 14 to 21: Venus reaches greatest brilliancy"

The post The Sky This Week from February 14 to 21: Venus reaches greatest brilliancy appeared first on Astronomy Magazine.

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  • Go with the flowMark Zastrow
    Gianni Tumino from Ragusa, Sicily, Italy Lava snakes its way down the slopes of Mount Etna from a fissure near its summit as the stars rotate above in this shot taken the evening of Feb. 10. The post Go with the flow appeared first on Astronomy Magazine.
     
  • ✇Astronomy Magazine
  • 40 cosmic questions and answersMichael E. Bakich
    There are thousands upon thousands of questions related to the topic of astronomy, from the basics of the science to the complexities of the distant cosmos. Here are just 40 such questions that we as astronomers — professional and amateur — hear. I hope their answers help you explain some of these concepts to family,Continue reading "40 cosmic questions and answers" The post 40 cosmic questions and answers appeared first on Astronomy Magazine.
     

40 cosmic questions and answers

February 13th 2025 at 5:30 pm

There are thousands upon thousands of questions related to the topic of astronomy, from the basics of the science to the complexities of the distant cosmos. Here are just 40 such questions that we as astronomers — professional and amateur — hear. I hope their answers help you explain some of these concepts to family,Continue reading "40 cosmic questions and answers"

The post 40 cosmic questions and answers appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Let AI teach you how to take great astrophotosAlison Klesman
    Astrophotography is both an art and science, and has long been a source of fascination and fun for amateur astronomers. Yet the steep learning curve of mastering equipment, planning shoots, and processing images can feel overwhelming. Now, a groundbreaking new astrophotography course, powered by AI and available for iPhone, can guide you step by stepContinue reading "Let AI teach you how to take great astrophotos" The post Let AI teach you how to take great astrophotos appeared first on Astronom
     

Let AI teach you how to take great astrophotos

February 11th 2025 at 7:24 pm

Astrophotography is both an art and science, and has long been a source of fascination and fun for amateur astronomers. Yet the steep learning curve of mastering equipment, planning shoots, and processing images can feel overwhelming. Now, a groundbreaking new astrophotography course, powered by AI and available for iPhone, can guide you step by stepContinue reading "Let AI teach you how to take great astrophotos"

The post Let AI teach you how to take great astrophotos appeared first on Astronomy Magazine.

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  • Fall in love with new astronomy products this monthAstronomy Staff
    Fluorite triplet TakahashiTokyo, Japan The ​​FCT-65D is a low-dispersion Fluorite Triplet refractor. It has a 400mm focal length and a f/6.2 focal ratio, and a high Strehl ratio of .98. It also comes with a camera-angle adjuster and can be equipped with different Takahashi reducers, as well as dovetail plates and aluminum rings to accompanyContinue reading "Fall in love with new astronomy products this month" The post Fall in love with new astronomy products this month appeared first on Astronom
     

Fall in love with new astronomy products this month

February 11th 2025 at 5:30 pm

Fluorite triplet TakahashiTokyo, Japan The ​​FCT-65D is a low-dispersion Fluorite Triplet refractor. It has a 400mm focal length and a f/6.2 focal ratio, and a high Strehl ratio of .98. It also comes with a camera-angle adjuster and can be equipped with different Takahashi reducers, as well as dovetail plates and aluminum rings to accompanyContinue reading "Fall in love with new astronomy products this month"

The post Fall in love with new astronomy products this month appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Starry side upMark Zastrow
    Abhijit Patil, taken from Bisti, New Mexico These “deviled egg” rock formations — also called the “Alien eggs” — lie under the Milky Way in this panorama taken with an astromodified Nikon Z 6II and 14–24mm zoom lens. The sky is a 4-panel mosaic, each frame taken at a focal length of 24mm and anContinue reading "Starry side up" The post Starry side up appeared first on Astronomy Magazine.
     

Starry side up

February 11th 2025 at 2:42 am

Abhijit Patil, taken from Bisti, New Mexico These “deviled egg” rock formations — also called the “Alien eggs” — lie under the Milky Way in this panorama taken with an astromodified Nikon Z 6II and 14–24mm zoom lens. The sky is a 4-panel mosaic, each frame taken at a focal length of 24mm and anContinue reading "Starry side up"

The post Starry side up appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Bennu isn’t likely to hit Earth — but if it did, here’s what would happenAlison Klesman
    In 2018, NASA’s OSIRIS-REx mission reached asteroid 101955 Bennu. Two years later, the spacecraft snagged a sample of its surface, which has since been returned to Earth. Now, astronomers are getting to know Bennu like never before — and a new study looks at how it could wreck us.  Bennu is classified as a near-EarthContinue reading "Bennu isn’t likely to hit Earth — but if it did, here’s what would happen" The post Bennu isn’t likely to hit Earth — but if it did, here’s what would happen appear
     

Bennu isn’t likely to hit Earth — but if it did, here’s what would happen

February 10th 2025 at 11:51 pm

In 2018, NASA’s OSIRIS-REx mission reached asteroid 101955 Bennu. Two years later, the spacecraft snagged a sample of its surface, which has since been returned to Earth. Now, astronomers are getting to know Bennu like never before — and a new study looks at how it could wreck us.  Bennu is classified as a near-EarthContinue reading "Bennu isn’t likely to hit Earth — but if it did, here’s what would happen"

The post Bennu isn’t likely to hit Earth — but if it did, here’s what would happen appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • What will happen to the solar system when the Milky Way and Andromeda Galaxy merge?Astronomy Staff
    What will happen to the solar system when the Milky Way completes the merger with the Andromeda Galaxy? Bryan MitchellMaricopa, Arizona Your excellent question affords us the opportunity to distinguish between near-certain astronomical predictions and those which are far less so.  Astronomers predict that our home galaxy and the nearest major galaxy to it, AndromedaContinue reading "What will happen to the solar system when the Milky Way and Andromeda Galaxy merge?" The post What will happen to
     

What will happen to the solar system when the Milky Way and Andromeda Galaxy merge?

February 10th 2025 at 8:30 pm

What will happen to the solar system when the Milky Way completes the merger with the Andromeda Galaxy? Bryan MitchellMaricopa, Arizona Your excellent question affords us the opportunity to distinguish between near-certain astronomical predictions and those which are far less so.  Astronomers predict that our home galaxy and the nearest major galaxy to it, AndromedaContinue reading "What will happen to the solar system when the Milky Way and Andromeda Galaxy merge?"

The post What will happen to the solar system when the Milky Way and Andromeda Galaxy merge? appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • This Week in Astronomy with Dave Eicher: The Zodiacal LightDavid J. Eicher
    In this episode, Dave Eicher invites you to go out and spot the elusive zodiacal light. Caused by light reflecting and scattering off dust in the plane of our solar system, one of the best times to see it is in the late winter and early spring. So, head to a reasonably dark site andContinue reading "This Week in Astronomy with Dave Eicher: The Zodiacal Light" The post This Week in Astronomy with Dave Eicher: The Zodiacal Light appeared first on Astronomy Magazine.
     

This Week in Astronomy with Dave Eicher: The Zodiacal Light

February 10th 2025 at 6:43 pm

In this episode, Dave Eicher invites you to go out and spot the elusive zodiacal light. Caused by light reflecting and scattering off dust in the plane of our solar system, one of the best times to see it is in the late winter and early spring. So, head to a reasonably dark site andContinue reading "This Week in Astronomy with Dave Eicher: The Zodiacal Light"

The post This Week in Astronomy with Dave Eicher: The Zodiacal Light appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • How moonquakes could rattle Artemis astronautsRobert Reeves
    More than 3 billion years ago, when the Moon’s volcanic mare (the dark lunar “seas”) were formed, the Moon was rife with tectonic activity and moonquakes that shook its surface. Evidence of these ground-shuddering events can be seen on the Moon’s nearside in the form of long features called wrinkle ridges — created when sheetsContinue reading "How moonquakes could rattle Artemis astronauts" The post How moonquakes could rattle Artemis astronauts appeared first on Astronomy Magazine.
     

How moonquakes could rattle Artemis astronauts

February 8th 2025 at 2:01 am

More than 3 billion years ago, when the Moon’s volcanic mare (the dark lunar “seas”) were formed, the Moon was rife with tectonic activity and moonquakes that shook its surface. Evidence of these ground-shuddering events can be seen on the Moon’s nearside in the form of long features called wrinkle ridges — created when sheetsContinue reading "How moonquakes could rattle Artemis astronauts"

The post How moonquakes could rattle Artemis astronauts appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Oberwerk’s binoculars is really a pair of 5-inch refractorsTony Hallas
    I have always enjoyed looking at the sky on a clear night through binoculars. Seeing through individual optics for each eye creates a feeling of being in space. It’s different than looking through a telescope. Aesthetically, I find it much more pleasing. Most binoculars, unfortunately, just don’t collect enough light for real deep-sky viewing. ButContinue reading "Oberwerk’s binoculars is really a pair of 5-inch refractors" The post Oberwerk’s binoculars is really a pair of 5-inch refractors app
     

Oberwerk’s binoculars is really a pair of 5-inch refractors

February 7th 2025 at 5:30 pm

I have always enjoyed looking at the sky on a clear night through binoculars. Seeing through individual optics for each eye creates a feeling of being in space. It’s different than looking through a telescope. Aesthetically, I find it much more pleasing. Most binoculars, unfortunately, just don’t collect enough light for real deep-sky viewing. ButContinue reading "Oberwerk’s binoculars is really a pair of 5-inch refractors"

The post Oberwerk’s binoculars is really a pair of 5-inch refractors appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • The Sun and the stationMark Zastrow
    Shakeel Anwar from Mississauga, Ontario, Canada Prominences dance around the limb of the Sun as the International Space Station crosses in front of the disk, imaged here in Hα with a 3.2-inch solar telescope. The imager took two 60-second videos with an astronomical camera — one to capture the transit and another to capture theContinue reading "The Sun and the station" The post The Sun and the station appeared first on Astronomy Magazine.
     

The Sun and the station

February 7th 2025 at 2:30 pm

Shakeel Anwar from Mississauga, Ontario, Canada Prominences dance around the limb of the Sun as the International Space Station crosses in front of the disk, imaged here in Hα with a 3.2-inch solar telescope. The imager took two 60-second videos with an astronomical camera — one to capture the transit and another to capture theContinue reading "The Sun and the station"

The post The Sun and the station appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • The Sky This Week from February 7 to 14: The February Full Snow Moon shinesAlison Klesman
    Friday, February 7 Mighty Jupiter stands high in the east at sunset, dominating the stars of Taurus the Bull as they begin to appear in the deepening darkness. Once the Sun is safely below the horizon, center your telescope on the gas giant — those in the eastern half of the U.S. will see the planetContinue reading "The Sky This Week from February 7 to 14: The February Full Snow Moon shines" The post The Sky This Week from February 7 to 14: The February Full Snow Moon shines appeared first on As
     

The Sky This Week from February 7 to 14: The February Full Snow Moon shines

February 7th 2025 at 9:30 am

Friday, February 7 Mighty Jupiter stands high in the east at sunset, dominating the stars of Taurus the Bull as they begin to appear in the deepening darkness. Once the Sun is safely below the horizon, center your telescope on the gas giant — those in the eastern half of the U.S. will see the planetContinue reading "The Sky This Week from February 7 to 14: The February Full Snow Moon shines"

The post The Sky This Week from February 7 to 14: The February Full Snow Moon shines appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • The best objects to view and photograph along the Milky Wayshill
    I began photographing the Milky Way around 2018, but the hobby took off in earnest for me at the onset of the COVID years as I took myself out to remote dark sites to capture images. For many observers, the Milky Way’s prime attraction is the northern galactic bulge from the Large Sagittarius Star CloudContinue reading "The best objects to view and photograph along the Milky Way" The post The best objects to view and photograph along the Milky Way appeared first on Astronomy Magazine.
     

The best objects to view and photograph along the Milky Way

By: shill
February 5th 2025 at 5:30 pm

I began photographing the Milky Way around 2018, but the hobby took off in earnest for me at the onset of the COVID years as I took myself out to remote dark sites to capture images. For many observers, the Milky Way’s prime attraction is the northern galactic bulge from the Large Sagittarius Star CloudContinue reading "The best objects to view and photograph along the Milky Way"

The post The best objects to view and photograph along the Milky Way appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • A look aheadMark Zastrow
    Emmanuel Joly from Le Cannet-des-Maures, France Sharpless 2–216 is one of the closest planetary nebulae to Earth, just 415 light-years away in Perseus. On the sky, it has a diameter three times larger than that of the Full Moon. Of course, the term “planetary nebula” is a misnomer — such objects are actually produced by starsContinue reading "A look ahead" The post A look ahead appeared first on Astronomy Magazine.
     

A look ahead

February 5th 2025 at 2:30 pm

Emmanuel Joly from Le Cannet-des-Maures, France Sharpless 2–216 is one of the closest planetary nebulae to Earth, just 415 light-years away in Perseus. On the sky, it has a diameter three times larger than that of the Full Moon. Of course, the term “planetary nebula” is a misnomer — such objects are actually produced by starsContinue reading "A look ahead"

The post A look ahead appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • The Moon’s epic ‘grand canyons’ were gouged out in 10 minutes by an asteroid strikeRobert Reeves
    Each year, millions of visitors marvel at the geological intricacy and beauty of the vast chasm of the Grand Canyon carved through the Arizona desert by 5 million years of water erosion. It is interesting to contemplate the force of water as over the eons the Colorado River meticulously sliced through layers of Arizona bedrock.Continue reading "The Moon’s epic ‘grand canyons’ were gouged out in 10 minutes by an asteroid strike" The post The Moon’s epic ‘grand canyons’ were gouged out in 10 minut
     

The Moon’s epic ‘grand canyons’ were gouged out in 10 minutes by an asteroid strike

February 4th 2025 at 7:30 pm

Each year, millions of visitors marvel at the geological intricacy and beauty of the vast chasm of the Grand Canyon carved through the Arizona desert by 5 million years of water erosion. It is interesting to contemplate the force of water as over the eons the Colorado River meticulously sliced through layers of Arizona bedrock.Continue reading "The Moon’s epic ‘grand canyons’ were gouged out in 10 minutes by an asteroid strike"

The post The Moon’s epic ‘grand canyons’ were gouged out in 10 minutes by an asteroid strike appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • See the Moon’s beaded ‘heart’Stephen James O'Meara
    As Valentine’s Day approaches, I thought I’d share with you a lunar phenomenon created by the interplay of light and shadow on the Moon. It’s a delightful pattern of lunar peaks and ridges that, when illuminated in the correct way, looks like a string of beads forming the shape of a heart. Catch it underContinue reading "See the Moon’s beaded ‘heart’" The post See the Moon’s beaded ‘heart’ appeared first on Astronomy Magazine.
     

See the Moon’s beaded ‘heart’

February 4th 2025 at 5:30 pm

As Valentine’s Day approaches, I thought I’d share with you a lunar phenomenon created by the interplay of light and shadow on the Moon. It’s a delightful pattern of lunar peaks and ridges that, when illuminated in the correct way, looks like a string of beads forming the shape of a heart. Catch it underContinue reading "See the Moon’s beaded ‘heart’"

The post See the Moon’s beaded ‘heart’ appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • A galactic megaconglomerateMark Zastrow
    Team ShaRA; data acquired via Chilescope in Rio Hurtado, Chile The galaxy Fornax A (NGC 1316) is famed for its enormous radio lobes, but deep optical imaging reveals dizzying layers of structure generated by a series of mergers that made the galaxy what it is today. Just right of Fornax A is the smaller spiralContinue reading "A galactic megaconglomerate" The post A galactic megaconglomerate appeared first on Astronomy Magazine.
     

A galactic megaconglomerate

February 4th 2025 at 12:31 am

Team ShaRA; data acquired via Chilescope in Rio Hurtado, Chile The galaxy Fornax A (NGC 1316) is famed for its enormous radio lobes, but deep optical imaging reveals dizzying layers of structure generated by a series of mergers that made the galaxy what it is today. Just right of Fornax A is the smaller spiralContinue reading "A galactic megaconglomerate"

The post A galactic megaconglomerate appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Why do the solar system’s planets have different compositions? Astronomy Staff
    If everything in our solar system formed from the same solar nebula, why do the planets have different compositions? Herbert WichTitusville, Florida To better understand why the planets have variable compositions, we have to first understand the process of how stars form. While the composition of gas and dust in a precursor molecular cloud isContinue reading "Why do the solar system’s planets have different compositions? " The post Why do the solar system’s planets have different compositions? 
     

Why do the solar system’s planets have different compositions? 

February 3rd 2025 at 8:30 pm

If everything in our solar system formed from the same solar nebula, why do the planets have different compositions? Herbert WichTitusville, Florida To better understand why the planets have variable compositions, we have to first understand the process of how stars form. While the composition of gas and dust in a precursor molecular cloud isContinue reading "Why do the solar system’s planets have different compositions? "

The post Why do the solar system’s planets have different compositions?  appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • This Week in Astronomy with Dave Eicher: Bright Planets and StarsDavid J. Eicher
    In this episode, Dave Eicher invites you to go out and spot the many planets currently in our night sky. You’ll see four of the five planets visible without optical aid. Venus and Saturn are in the west; Jupiter lies overhead; and Mars is in the east. Opportunities to see so many easy-to-spot planets don’tContinue reading "This Week in Astronomy with Dave Eicher: Bright Planets and Stars" The post This Week in Astronomy with Dave Eicher: Bright Planets and Stars appeared first on Astronomy Magaz
     

This Week in Astronomy with Dave Eicher: Bright Planets and Stars

February 3rd 2025 at 7:10 pm

In this episode, Dave Eicher invites you to go out and spot the many planets currently in our night sky. You’ll see four of the five planets visible without optical aid. Venus and Saturn are in the west; Jupiter lies overhead; and Mars is in the east. Opportunities to see so many easy-to-spot planets don’tContinue reading "This Week in Astronomy with Dave Eicher: Bright Planets and Stars"

The post This Week in Astronomy with Dave Eicher: Bright Planets and Stars appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • How did walking on the Moon affect the Apollo astronauts?Doug Adler
    Strange as it may sound, where the astronauts sat (or “sat” – the crew actually stood) in the Apollo Lunar Module may have profoundly impacted the way the experience of walking on the Moon affected them.  Mission commanders were in what is referred to in aviation as the “left seat” position and lunar module pilotsContinue reading "How did walking on the Moon affect the Apollo astronauts?" The post How did walking on the Moon affect the Apollo astronauts? appeared first on Astronomy Magazine.
     

How did walking on the Moon affect the Apollo astronauts?

February 3rd 2025 at 5:30 pm

Strange as it may sound, where the astronauts sat (or “sat” – the crew actually stood) in the Apollo Lunar Module may have profoundly impacted the way the experience of walking on the Moon affected them.  Mission commanders were in what is referred to in aviation as the “left seat” position and lunar module pilotsContinue reading "How did walking on the Moon affect the Apollo astronauts?"

The post How did walking on the Moon affect the Apollo astronauts? appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Top 10 space stories of 2024Alison Klesman
    This past year brought much of the world together through events both anticipated and unexpected. April’s highly awaited total solar eclipse delighted millions with the sight of a lifetime — though dodging clouds got a bit stressful for some. Less than a month later, the Sun unleashed a massive storm that lit the skies withContinue reading "Top 10 space stories of 2024" The post Top 10 space stories of 2024 appeared first on Astronomy Magazine.
     

Top 10 space stories of 2024

February 1st 2025 at 5:30 pm

This past year brought much of the world together through events both anticipated and unexpected. April’s highly awaited total solar eclipse delighted millions with the sight of a lifetime — though dodging clouds got a bit stressful for some. Less than a month later, the Sun unleashed a massive storm that lit the skies withContinue reading "Top 10 space stories of 2024"

The post Top 10 space stories of 2024 appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • February 2025: What’s in the Southern Hemisphere sky this month?Alison Klesman
    As February begins, Venus appears low in the western evening sky. The brilliant planet stands nearly 15° high an hour after the Sun goes down and dominates the faint background stars of Pisces the Fish. Although the inner world lies a healthy 45° east of the Sun, it doesn’t climb high because the ecliptic —Continue reading "February 2025: What’s in the Southern Hemisphere sky this month?" The post February 2025: What’s in the Southern Hemisphere sky this month? appeared first on Astronomy Magazi
     

February 2025: What’s in the Southern Hemisphere sky this month?

February 1st 2025 at 9:31 am

As February begins, Venus appears low in the western evening sky. The brilliant planet stands nearly 15° high an hour after the Sun goes down and dominates the faint background stars of Pisces the Fish. Although the inner world lies a healthy 45° east of the Sun, it doesn’t climb high because the ecliptic —Continue reading "February 2025: What’s in the Southern Hemisphere sky this month?"

The post February 2025: What’s in the Southern Hemisphere sky this month? appeared first on Astronomy Magazine.

February 2025: What’s in the sky this month? Venus, Jupiter, and Mars continue to dominate the sky, and the Moon occults the Pleiades

February 1st 2025 at 9:30 am

We’re quickly losing sight of Saturn, but Venus, Jupiter, and Mars dominate the sky. Uranus and Neptune are easy binocular objects. Mars is still at its best, having reached opposition last month. Jupiter has many satellite transits visible in small telescopes. And early in the month, the Moon passes in front of the Pleiades, visibleContinue reading "February 2025: What’s in the sky this month? Venus, Jupiter, and Mars continue to dominate the sky, and the Moon occults the Pleiades"

The post February 2025: What’s in the sky this month? Venus, Jupiter, and Mars continue to dominate the sky, and the Moon occults the Pleiades appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Scientists find life’s ‘building blocks’ in asteroid Bennu samplesKorey Haynes
    The OSIRIS-REx spacecraft returned triumphantly to Earth in 2023 after collecting 4.3 ounces (121.6 grams) of precious grains of dust and rock from the asteroid Bennu in 2020. While that sample return was an incredible feat of engineering, its arrival on Earth was just the beginning of the scientific adventure.  On Jan. 29, NASA heldContinue reading "Scientists find life’s ‘building blocks’ in asteroid Bennu samples" The post Scientists find life’s ‘building blocks’ in asteroid Bennu samples app
     

Scientists find life’s ‘building blocks’ in asteroid Bennu samples

January 31st 2025 at 10:50 pm

The OSIRIS-REx spacecraft returned triumphantly to Earth in 2023 after collecting 4.3 ounces (121.6 grams) of precious grains of dust and rock from the asteroid Bennu in 2020. While that sample return was an incredible feat of engineering, its arrival on Earth was just the beginning of the scientific adventure.  On Jan. 29, NASA heldContinue reading "Scientists find life’s ‘building blocks’ in asteroid Bennu samples"

The post Scientists find life’s ‘building blocks’ in asteroid Bennu samples appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • 20 years ago, the discovery of Eris spelled doom for planet PlutoBen Evans
    Eight billion miles (14 billion kilometers) from Earth, at the solar system’s ragged edge, lies Eris — a planet-sized oddball of a world that emerged unexpectedly from the darkness 20 years ago. Named for the capricious Greek goddess of discord, trouble-stirring Eris would doubtless be pleased that her celestial namesake caused even mild-mannered astronomers toContinue reading "20 years ago, the discovery of Eris spelled doom for planet Pluto" The post 20 years ago, the discovery of Eris spelled
     

20 years ago, the discovery of Eris spelled doom for planet Pluto

By: Ben Evans
January 31st 2025 at 10:16 pm

Eight billion miles (14 billion kilometers) from Earth, at the solar system’s ragged edge, lies Eris — a planet-sized oddball of a world that emerged unexpectedly from the darkness 20 years ago. Named for the capricious Greek goddess of discord, trouble-stirring Eris would doubtless be pleased that her celestial namesake caused even mild-mannered astronomers toContinue reading "20 years ago, the discovery of Eris spelled doom for planet Pluto"

The post 20 years ago, the discovery of Eris spelled doom for planet Pluto appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Lighting up the neighborhoodMark Zastrow
    Chiradeep Chhaya, imaged from Deep Sky West, New Mexico The dark nebula Barnard 37 in Monoceros is surrounded by a entourage of reflection nebulae in this scene — most prominently IC 447 (at lower left), which is visually connected by a trail of dark dust (LDN 1607) to IC 446. NGC 2245/7 are another pairContinue reading "Lighting up the neighborhood" The post Lighting up the neighborhood appeared first on Astronomy Magazine.
     

Lighting up the neighborhood

January 31st 2025 at 9:59 pm

Chiradeep Chhaya, imaged from Deep Sky West, New Mexico The dark nebula Barnard 37 in Monoceros is surrounded by a entourage of reflection nebulae in this scene — most prominently IC 447 (at lower left), which is visually connected by a trail of dark dust (LDN 1607) to IC 446. NGC 2245/7 are another pairContinue reading "Lighting up the neighborhood"

The post Lighting up the neighborhood appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • The Sky This Week from January 31 to February 7: Watch the Pleiades disappearAlison Klesman
    Friday, January 31 After passing through its New phase last week, the Moon is now a thin waxing crescent some 8 percent lit by sunset this evening. You can find it setting in the southwest as soon as the Sun goes down, accompanied by Saturn (magnitude 1.1) and Venus (magnitude –4.7) above it.  Saturn sitsContinue reading "The Sky This Week from January 31 to February 7: Watch the Pleiades disappear" The post The Sky This Week from January 31 to February 7: Watch the Pleiades disappear appeared f
     

The Sky This Week from January 31 to February 7: Watch the Pleiades disappear

January 31st 2025 at 9:30 am

Friday, January 31 After passing through its New phase last week, the Moon is now a thin waxing crescent some 8 percent lit by sunset this evening. You can find it setting in the southwest as soon as the Sun goes down, accompanied by Saturn (magnitude 1.1) and Venus (magnitude –4.7) above it.  Saturn sitsContinue reading "The Sky This Week from January 31 to February 7: Watch the Pleiades disappear"

The post The Sky This Week from January 31 to February 7: Watch the Pleiades disappear appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Starmus La Palma announces first round of artists lineup and program structureAlison Klesman
    STARMUS is thrilled to announce the first round of artists and the program structure for the highly anticipated STARMUS La Palma festival, set to take place from April 25 to 28, 2025. This year’s lineup features an extraordinary array of luminaries, including renowned ethologist Jane Goodall -founder of the Jane Goodall Institute and UN MessengerContinue reading "Starmus La Palma announces first round of artists lineup and program structure" The post Starmus La Palma announces first round of art
     

Starmus La Palma announces first round of artists lineup and program structure

January 31st 2025 at 2:44 am

STARMUS is thrilled to announce the first round of artists and the program structure for the highly anticipated STARMUS La Palma festival, set to take place from April 25 to 28, 2025. This year’s lineup features an extraordinary array of luminaries, including renowned ethologist Jane Goodall -founder of the Jane Goodall Institute and UN MessengerContinue reading "Starmus La Palma announces first round of artists lineup and program structure"

The post Starmus La Palma announces first round of artists lineup and program structure appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • A southern targetMark Zastrow
    Kfir Simon, taken from Tivoli Farm, Namibia RCW 85 is a faint emission nebula in the southern constellation of Centaurus. The designation “RCW” comes from a catalog of Hα emission regions published in 1960 by a trio of researchers working in Australia under the astronomer Bart Bok: Alexander Rodgers, Colin Campbell, and John Whiteoak. ThisContinue reading "A southern target" The post A southern target appeared first on Astronomy Magazine.
     

A southern target

January 30th 2025 at 4:18 am

Kfir Simon, taken from Tivoli Farm, Namibia RCW 85 is a faint emission nebula in the southern constellation of Centaurus. The designation “RCW” comes from a catalog of Hα emission regions published in 1960 by a trio of researchers working in Australia under the astronomer Bart Bok: Alexander Rodgers, Colin Campbell, and John Whiteoak. ThisContinue reading "A southern target"

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  • The Astronomy in Chile Educator Ambassadors Program: Sharing the skies above ChileAlison Klesman
    Chile is home to SOME of the world’s best skies — and some of the world’s most advanced instruments to observe them. From the radio telescope array charting complex chemistry in Titan’s atmosphere to the telescopes that pinpointed the neutron star merger last year, Chilean observatories play a starring role in today’s groundbreaking discoveries. ManyContinue reading "The Astronomy in Chile Educator Ambassadors Program: Sharing the skies above Chile" The post The Astronomy in Chile Educator Ambas
     

The Astronomy in Chile Educator Ambassadors Program: Sharing the skies above Chile

January 30th 2025 at 3:30 am

Chile is home to SOME of the world’s best skies — and some of the world’s most advanced instruments to observe them. From the radio telescope array charting complex chemistry in Titan’s atmosphere to the telescopes that pinpointed the neutron star merger last year, Chilean observatories play a starring role in today’s groundbreaking discoveries. ManyContinue reading "The Astronomy in Chile Educator Ambassadors Program: Sharing the skies above Chile"

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  • After our Sun becomes a white dwarf and cools completely, what will be left?Astronomy Staff
    After our Sun becomes a white dwarf and cools completely, what will be left? Richard LivitskiSeal Beach, California Our Sun will become a white dwarf in about 7 billion years. At that point, it will no longer produce energy through nuclear fusion, having exhausted its fuel (hydrogen and helium). Just like the embers of anContinue reading "After our Sun becomes a white dwarf and cools completely, what will be left?" The post After our Sun becomes a white dwarf and cools completely, what will be l
     

After our Sun becomes a white dwarf and cools completely, what will be left?

January 27th 2025 at 10:30 pm

After our Sun becomes a white dwarf and cools completely, what will be left? Richard LivitskiSeal Beach, California Our Sun will become a white dwarf in about 7 billion years. At that point, it will no longer produce energy through nuclear fusion, having exhausted its fuel (hydrogen and helium). Just like the embers of anContinue reading "After our Sun becomes a white dwarf and cools completely, what will be left?"

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  • Parade crasherMark Zastrow
    Josh Dury, taken from the Mendip Hills in Somerset, U.K. The International Space Station sails through the sky in this long exposure, its arc in this long exposure intersecting the ongoing “planet parade” along the ecliptic, including (left to right) Mars, Jupiter, Venus, and Saturn. To view the photographer’s annotated version highlighting the planets, clickContinue reading "Parade crasher" The post Parade crasher appeared first on Astronomy Magazine.
     

Parade crasher

January 27th 2025 at 10:14 pm

Josh Dury, taken from the Mendip Hills in Somerset, U.K. The International Space Station sails through the sky in this long exposure, its arc in this long exposure intersecting the ongoing “planet parade” along the ecliptic, including (left to right) Mars, Jupiter, Venus, and Saturn. To view the photographer’s annotated version highlighting the planets, clickContinue reading "Parade crasher"

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  • A Parade of Planets: This Week in Astronomy with Dave EicherDavid J. Eicher
    In this episode, Dave Eicher invites you to go out and spot the many planets currently in our night sky. You’ll see four of the five planets visible without optical aid. Venus and Saturn are in the west; Jupiter lies overhead; and Mars is in the east. Opportunities to see so many easy-to-spot planets don’tContinue reading "A Parade of Planets: This Week in Astronomy with Dave Eicher" The post A Parade of Planets: This Week in Astronomy with Dave Eicher appeared first on Astronomy Magazine.
     

A Parade of Planets: This Week in Astronomy with Dave Eicher

January 27th 2025 at 7:19 pm

In this episode, Dave Eicher invites you to go out and spot the many planets currently in our night sky. You’ll see four of the five planets visible without optical aid. Venus and Saturn are in the west; Jupiter lies overhead; and Mars is in the east. Opportunities to see so many easy-to-spot planets don’tContinue reading "A Parade of Planets: This Week in Astronomy with Dave Eicher"

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  • Astronauts on NASA’s Artemis mission to the Moon will need better boots — here’s whyshill
    The U.S.’s return to the Moon with NASA’s Artemis program will not be a mere stroll in the park. Instead it will be a perilous journey to a lunar location representing one of the most extreme environments in the solar system. For the Artemis program astronauts, walking on the Moon will require new ways ofContinue reading "Astronauts on NASA’s Artemis mission to the Moon will need better boots — here’s why" The post Astronauts on NASA’s Artemis mission to the Moon will need better boots — here’s 
     

Astronauts on NASA’s Artemis mission to the Moon will need better boots — here’s why

By: shill
January 27th 2025 at 5:30 pm

The U.S.’s return to the Moon with NASA’s Artemis program will not be a mere stroll in the park. Instead it will be a perilous journey to a lunar location representing one of the most extreme environments in the solar system. For the Artemis program astronauts, walking on the Moon will require new ways ofContinue reading "Astronauts on NASA’s Artemis mission to the Moon will need better boots — here’s why"

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  • Green hydrogen project threatens pristine Paranal skies in ChileChristopher Cokinos
    A proposed massive hydrogen-fuel production project in Chile has astronomers galvanized in concern and opposition. One astronomer calls the possible Chilean facility a “nightmare” for the Paranal Observatory’s dark skies. One study has found that Paranal, located in Chile’s Atacama Desert, has the darkest skies of any major astronomical research site. That would change ifContinue reading "Green hydrogen project threatens pristine Paranal skies in Chile" The post Green hydrogen project threatens
     

Green hydrogen project threatens pristine Paranal skies in Chile

January 25th 2025 at 1:35 am

A proposed massive hydrogen-fuel production project in Chile has astronomers galvanized in concern and opposition. One astronomer calls the possible Chilean facility a “nightmare” for the Paranal Observatory’s dark skies. One study has found that Paranal, located in Chile’s Atacama Desert, has the darkest skies of any major astronomical research site. That would change ifContinue reading "Green hydrogen project threatens pristine Paranal skies in Chile"

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  • Solar scopeMark Zastrow
    Chris Cook from Long Beach, California The McMath-Pierce Solar Telescope stands beneath a dark, moonless sky at Kitt Peak National Observatory in Arizona. The photographer took 90 one-minute exposures with a Canon DSLR at f/2.8 and ISO 2500. The post Solar scope appeared first on Astronomy Magazine.
     

Solar scope

January 25th 2025 at 12:57 am

Chris Cook from Long Beach, California The McMath-Pierce Solar Telescope stands beneath a dark, moonless sky at Kitt Peak National Observatory in Arizona. The photographer took 90 one-minute exposures with a Canon DSLR at f/2.8 and ISO 2500.

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  • NASA administrator steps down, urges continuity under new leadershipMark Zastrow
    NASA Administrator Bill Nelson stepped down on Monday, Jan. 20, after President Donald Trump was inaugurated, and the departing space agency chief had some words of advice for his replacement. In a letter addressed to the next NASA administrator — who, if Trump’s nomination is confirmed, will be Shift4 CEO and SpaceX ally Jared Isaacman — NelsonContinue reading "NASA administrator steps down, urges continuity under new leadership" The post NASA administrator steps down, urges continuity under ne
     

NASA administrator steps down, urges continuity under new leadership

January 25th 2025 at 12:39 am

NASA Administrator Bill Nelson stepped down on Monday, Jan. 20, after President Donald Trump was inaugurated, and the departing space agency chief had some words of advice for his replacement. In a letter addressed to the next NASA administrator — who, if Trump’s nomination is confirmed, will be Shift4 CEO and SpaceX ally Jared Isaacman — NelsonContinue reading "NASA administrator steps down, urges continuity under new leadership"

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  • Astronomers find the most distant supernova yetDaniela Mata
    Last week at the 245th meeting of the American Astronomical Society in National Harbor, Maryland, astronomers presented some of their most recent and exciting finds from the James Webb Space Telescope (JWST). One such discovery was the identification of the most distant so-called core-collapse supernova ever confirmed. These explosions mark the end of life for massiveContinue reading "Astronomers find the most distant supernova yet" The post Astronomers find the most distant supernova yet appear
     

Astronomers find the most distant supernova yet

January 24th 2025 at 6:32 pm

Last week at the 245th meeting of the American Astronomical Society in National Harbor, Maryland, astronomers presented some of their most recent and exciting finds from the James Webb Space Telescope (JWST). One such discovery was the identification of the most distant so-called core-collapse supernova ever confirmed. These explosions mark the end of life for massiveContinue reading "Astronomers find the most distant supernova yet"

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  • The Sky This Week from January 24 to 31: The Moon mingles with AntaresAlison Klesman
    Friday, January 24The Moon passes 0.3° south of the bright red giant star Antares at 7 P.M. EST. However, the pair isn’t visible this evening, as they’ll rise in the early-morning sky, so we’ll feature them tomorrow.  Tonight, we’ll focus instead on Mars. The Red Planet recently reached opposition and is still visible essentially allContinue reading "The Sky This Week from January 24 to 31: The Moon mingles with Antares" The post The Sky This Week from January 24 to 31: The Moon mingles with Ant
     

The Sky This Week from January 24 to 31: The Moon mingles with Antares

January 24th 2025 at 9:30 am

Friday, January 24The Moon passes 0.3° south of the bright red giant star Antares at 7 P.M. EST. However, the pair isn’t visible this evening, as they’ll rise in the early-morning sky, so we’ll feature them tomorrow.  Tonight, we’ll focus instead on Mars. The Red Planet recently reached opposition and is still visible essentially allContinue reading "The Sky This Week from January 24 to 31: The Moon mingles with Antares"

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  • Could planets orbiting red dwarfs host life?Alison Klesman
    A nearby star that may host a planet or two could provide a clue about whether planets orbiting the smallest stars can survive the bullying of their suns.  In a press conference last week at the 245th meeting of the American Astronomical Society, Scott Wolk of the Smithsonian Astrophysical Observatory presented his findings on WolfContinue reading "Could planets orbiting red dwarfs host life?" The post Could planets orbiting red dwarfs host life? appeared first on Astronomy Magazine.
     

Could planets orbiting red dwarfs host life?

January 23rd 2025 at 7:20 pm

A nearby star that may host a planet or two could provide a clue about whether planets orbiting the smallest stars can survive the bullying of their suns.  In a press conference last week at the 245th meeting of the American Astronomical Society, Scott Wolk of the Smithsonian Astrophysical Observatory presented his findings on WolfContinue reading "Could planets orbiting red dwarfs host life?"

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  • Cozy up with new astronomy products this monthAstronomy Staff
    Deeper look Imm Astrophotography SeriesOnalaska, TX The 750 Best Deep Sky Objects (Reachable From the Northern Hemisphere) by amateur astronomer Gary Imm is a precise visual guide to deep-sky objects, complete with rankings and images for every target. This 88-page reference gives readers a detailed list of where the targets are in the Northern HemisphereContinue reading "Cozy up with new astronomy products this month" The post Cozy up with new astronomy products this month appeared first on Ast
     

Cozy up with new astronomy products this month

January 23rd 2025 at 5:30 pm

Deeper look Imm Astrophotography SeriesOnalaska, TX The 750 Best Deep Sky Objects (Reachable From the Northern Hemisphere) by amateur astronomer Gary Imm is a precise visual guide to deep-sky objects, complete with rankings and images for every target. This 88-page reference gives readers a detailed list of where the targets are in the Northern HemisphereContinue reading "Cozy up with new astronomy products this month"

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  • All aglowMark Zastrow
    Huang Dandan, taken from Yulong Latso, Gangzi, Sichuan Province, China The Milky Way, zodiacal light, and airglow are all visible in this all-sky mosaic, capturing the glow of phenomena on planetary, solar system, and galactic scales. The photographer used an astromodified Sony mirrorless camera and 11mm fisheye lens to capture this mosaic, taking 20-second exposuresContinue reading "All aglow" The post All aglow appeared first on Astronomy Magazine.
     

All aglow

January 23rd 2025 at 12:20 am

Huang Dandan, taken from Yulong Latso, Gangzi, Sichuan Province, China The Milky Way, zodiacal light, and airglow are all visible in this all-sky mosaic, capturing the glow of phenomena on planetary, solar system, and galactic scales. The photographer used an astromodified Sony mirrorless camera and 11mm fisheye lens to capture this mosaic, taking 20-second exposuresContinue reading "All aglow"

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  • Astronomers just deleted an asteroid because it turned out to be Elon Musk’s Tesla RoadsterMark Zastrow
    On Jan. 2, the Minor Planet Center at the Harvard-Smithsonian Center for Astrophysics in Cambridge, Massachusetts, announced the discovery of an unusual asteroid, designated 2018 CN41. First identified and submitted by a citizen scientist, the object’s orbit was notable: It came less than 150,000 miles (240,000 km) from Earth, closer than the orbit of theContinue reading "Astronomers just deleted an asteroid because it turned out to be Elon Musk’s Tesla Roadster" The post Astronomers just delete
     

Astronomers just deleted an asteroid because it turned out to be Elon Musk’s Tesla Roadster

January 22nd 2025 at 10:20 pm

On Jan. 2, the Minor Planet Center at the Harvard-Smithsonian Center for Astrophysics in Cambridge, Massachusetts, announced the discovery of an unusual asteroid, designated 2018 CN41. First identified and submitted by a citizen scientist, the object’s orbit was notable: It came less than 150,000 miles (240,000 km) from Earth, closer than the orbit of theContinue reading "Astronomers just deleted an asteroid because it turned out to be Elon Musk’s Tesla Roadster"

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  • Venus meets Saturn: This Week in Astronomy with Dave EicherDavid J. Eicher
    In this episode, Dave Eicher invites you to go out and watch a close pairing of two naked-eye planets: Venus and Saturn. The two will be in the southwestern evening sky, and will be closest during the week of January 19. Each night, brilliant Venus and much less bright (but still easy to see) Saturn will be a bit more than 3Continue reading "Venus meets Saturn: This Week in Astronomy with Dave Eicher" The post Venus meets Saturn: This Week in Astronomy with Dave Eicher appeared first on Astronom
     

Venus meets Saturn: This Week in Astronomy with Dave Eicher

January 21st 2025 at 6:14 pm

In this episode, Dave Eicher invites you to go out and watch a close pairing of two naked-eye planets: Venus and Saturn. The two will be in the southwestern evening sky, and will be closest during the week of January 19. Each night, brilliant Venus and much less bright (but still easy to see) Saturn will be a bit more than 3Continue reading "Venus meets Saturn: This Week in Astronomy with Dave Eicher"

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  • Does a comet’s period change because it loses mass every time it nears the Sun?Astronomy Staff
    Do the periods of comets decrease because they lose mass every time they get near the Sun? Robert BaileyConover, Wisconsin Great question! Assuming you’re referring specifically to the orbital period — in other words, how long comets take to make one revolution around the Sun, or a cometary “year” — according to basic physics, the periodContinue reading "Does a comet’s period change because it loses mass every time it nears the Sun?" The post Does a comet’s period change because it loses mass ev
     

Does a comet’s period change because it loses mass every time it nears the Sun?

January 20th 2025 at 10:30 pm

Do the periods of comets decrease because they lose mass every time they get near the Sun? Robert BaileyConover, Wisconsin Great question! Assuming you’re referring specifically to the orbital period — in other words, how long comets take to make one revolution around the Sun, or a cometary “year” — according to basic physics, the periodContinue reading "Does a comet’s period change because it loses mass every time it nears the Sun?"

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  • Fire and iceMark Zastrow
    Chris Schur, taken from Payson, Arizona Comet C/2024 G3 (ATLAS) lies above a mountain ridge in this shot taken before sunrise on Jan. 11, with particulate matter from forest fires giving the sky a reddish hue. The imager used a 3.2-inch refractor and a one-shot color camera to take a 0.1-second exposure. The post Fire and ice appeared first on Astronomy Magazine.
     

Fire and ice

January 20th 2025 at 2:30 pm

Chris Schur, taken from Payson, Arizona Comet C/2024 G3 (ATLAS) lies above a mountain ridge in this shot taken before sunrise on Jan. 11, with particulate matter from forest fires giving the sky a reddish hue. The imager used a 3.2-inch refractor and a one-shot color camera to take a 0.1-second exposure.

The post Fire and ice appeared first on Astronomy Magazine.

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  • Unusual spiral quasar seen dancing with a companionMark Zastrow
    The jets of a supermassive black hole are one of the cosmos’ greatest spectacles — and also one of its greatest mysteries. These beams of ionized matter burst forth from the cores of galaxies at speeds approaching that of light. How those black holes harness and focus that energy remains hotly contested. In recent years,Continue reading "Unusual spiral quasar seen dancing with a companion" The post Unusual spiral quasar seen dancing with a companion appeared first on Astronomy Magazine.
     

Unusual spiral quasar seen dancing with a companion

January 18th 2025 at 4:14 am

The jets of a supermassive black hole are one of the cosmos’ greatest spectacles — and also one of its greatest mysteries. These beams of ionized matter burst forth from the cores of galaxies at speeds approaching that of light. How those black holes harness and focus that energy remains hotly contested. In recent years,Continue reading "Unusual spiral quasar seen dancing with a companion"

The post Unusual spiral quasar seen dancing with a companion appeared first on Astronomy Magazine.

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  • SpaceX Starship Flight 7 explodes midair, but Super Heavy booster catch successfulAlison Klesman
    Losing the Block 2 Starship on its debut flight was not the optimal outcome. But SpaceX still managed to make significant progress on Flight 7. In October, SpaceX made history by snaring the Super Heavy booster from the sky using a pair of metal chopstick arms attached to a tower on the launch pad, which the companyContinue reading "SpaceX Starship Flight 7 explodes midair, but Super Heavy booster catch successful" The post SpaceX Starship Flight 7 explodes midair, but Super Heavy booster catch
     

SpaceX Starship Flight 7 explodes midair, but Super Heavy booster catch successful

January 18th 2025 at 3:24 am

Losing the Block 2 Starship on its debut flight was not the optimal outcome. But SpaceX still managed to make significant progress on Flight 7. In October, SpaceX made history by snaring the Super Heavy booster from the sky using a pair of metal chopstick arms attached to a tower on the launch pad, which the companyContinue reading "SpaceX Starship Flight 7 explodes midair, but Super Heavy booster catch successful"

The post SpaceX Starship Flight 7 explodes midair, but Super Heavy booster catch successful appeared first on Astronomy Magazine.

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  • The Starbase rocket testing facility is permanently changing the landscape of southern Texasshill
    If there is a leader in the aerospace industry, SpaceX is it. The company’s Crew Dragon and Cargo Dragon spacecrafts are the current go-to vehicles to deliver astronauts and supplies to the International Space Station. NASA contracts awarded to SpaceX through 2030 alone are worth nearly US$5 billion and include research and development for theContinue reading "The Starbase rocket testing facility is permanently changing the landscape of southern Texas" The post The Starbase rocket testing facili
     

The Starbase rocket testing facility is permanently changing the landscape of southern Texas

By: shill
January 18th 2025 at 12:30 am

If there is a leader in the aerospace industry, SpaceX is it. The company’s Crew Dragon and Cargo Dragon spacecrafts are the current go-to vehicles to deliver astronauts and supplies to the International Space Station. NASA contracts awarded to SpaceX through 2030 alone are worth nearly US$5 billion and include research and development for theContinue reading "The Starbase rocket testing facility is permanently changing the landscape of southern Texas"

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  • Be right backMark Zastrow
    Chirag Upreti, taken from the Bronx, New York City Mars is seen just before dipping behind the Moon during its occultation Jan. 13. The photographer used a Sony mirrorless camera and 600mm lens with a x2 teleconverter. The post Be right back appeared first on Astronomy Magazine.
     
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  • Galactic ‘conveyor belt’ circulates elements like carbon in and out of galaxiesAlison Klesman
    Star-forming galaxies, including ours, are rich in elements — and secrets. Stars come to life fastest in the early histories of such galaxies, but this process doesn’t last at such a high rate forever. The star-formation rate (SFR) eventually slows.  Thanks to a recent study published Dec. 27, 2024, in The Astrophysical Journal Letters, weContinue reading "Galactic ‘conveyor belt’ circulates elements like carbon in and out of galaxies" The post Galactic ‘conveyor belt’ circulates elements like c
     

Galactic ‘conveyor belt’ circulates elements like carbon in and out of galaxies

January 17th 2025 at 7:01 pm

Star-forming galaxies, including ours, are rich in elements — and secrets. Stars come to life fastest in the early histories of such galaxies, but this process doesn’t last at such a high rate forever. The star-formation rate (SFR) eventually slows.  Thanks to a recent study published Dec. 27, 2024, in The Astrophysical Journal Letters, weContinue reading "Galactic ‘conveyor belt’ circulates elements like carbon in and out of galaxies"

The post Galactic ‘conveyor belt’ circulates elements like carbon in and out of galaxies appeared first on Astronomy Magazine.

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  • The Sky This Week from January 17 to 24: A conjunction of Venus and SaturnAlison Klesman
    Friday, January 17Although Jupiter and Mars have been dominating the eastern sky, there’s more here to view than just planets. Already 50° high an hour after sunset, the bright, magnitude 0.1 star Capella stands high above Mars and to Jupiter’s upper left. This is the alpha star of the constellation Auriga, which sits directly aboveContinue reading "The Sky This Week from January 17 to 24: A conjunction of Venus and Saturn" The post The Sky This Week from January 17 to 24: A conjunction of Venus
     

The Sky This Week from January 17 to 24: A conjunction of Venus and Saturn

January 17th 2025 at 9:30 am

Friday, January 17Although Jupiter and Mars have been dominating the eastern sky, there’s more here to view than just planets. Already 50° high an hour after sunset, the bright, magnitude 0.1 star Capella stands high above Mars and to Jupiter’s upper left. This is the alpha star of the constellation Auriga, which sits directly aboveContinue reading "The Sky This Week from January 17 to 24: A conjunction of Venus and Saturn"

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  • A young star-forming region shines bright for JWST Samantha Hill
    Like the Sun shining through the clouds in the early morning, a bright star within the star-forming nebula N79 appears to burst forth through a web of cooler gas and dust in this image taken by the James Webb Space Telescope (JWST). Located in the Large Magellanic Cloud (LMC), a satellite of our Milky WayContinue reading "A young star-forming region shines bright for JWST " The post A young star-forming region shines bright for JWST  appeared first on Astronomy Magazine.
     

A young star-forming region shines bright for JWST 

January 17th 2025 at 12:24 am

Like the Sun shining through the clouds in the early morning, a bright star within the star-forming nebula N79 appears to burst forth through a web of cooler gas and dust in this image taken by the James Webb Space Telescope (JWST). Located in the Large Magellanic Cloud (LMC), a satellite of our Milky WayContinue reading "A young star-forming region shines bright for JWST "

The post A young star-forming region shines bright for JWST  appeared first on Astronomy Magazine.

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  • Blue Origin has successfully launched its New Glenn rocket to orbitWendy Whitman Cobb, The Conversation
    Just past 2 a.m. Eastern time on Jan. 16, 2025, a new rocket blasted off from the Cape Canaveral Space Force Station in Florida. By reaching orbit, Blue Origin’s New Glenn rocket launch has marked a milestone for a commercial space company that has big ambitions. As a space policy expert, I see New Glenn’sContinue reading "Blue Origin has successfully launched its New Glenn rocket to orbit" The post Blue Origin has successfully launched its New Glenn rocket to orbit appeared first on Astronomy M
     

Blue Origin has successfully launched its New Glenn rocket to orbit

Just past 2 a.m. Eastern time on Jan. 16, 2025, a new rocket blasted off from the Cape Canaveral Space Force Station in Florida. By reaching orbit, Blue Origin’s New Glenn rocket launch has marked a milestone for a commercial space company that has big ambitions. As a space policy expert, I see New Glenn’sContinue reading "Blue Origin has successfully launched its New Glenn rocket to orbit"

The post Blue Origin has successfully launched its New Glenn rocket to orbit appeared first on Astronomy Magazine.

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  • The early universe’s ‘Little Red Dots’ are still a big mysteryKorey Haynes
    On Tuesday, at the 245th meeting of the American Astronomical Society, astronomers revisited some recent mysteries. Dale Kocevski, from Colby College in Maine, spoke during a press conference about the Little Red Dots (LRDs) found in data from the James Webb Space Telescope (JWST). These are the same as the “universe-breaking” galaxies first reported roughlyContinue reading "The early universe’s ‘Little Red Dots’ are still a big mystery" The post The early universe’s ‘Little Red Dots’ are still
     

The early universe’s ‘Little Red Dots’ are still a big mystery

January 15th 2025 at 5:46 pm

On Tuesday, at the 245th meeting of the American Astronomical Society, astronomers revisited some recent mysteries. Dale Kocevski, from Colby College in Maine, spoke during a press conference about the Little Red Dots (LRDs) found in data from the James Webb Space Telescope (JWST). These are the same as the “universe-breaking” galaxies first reported roughlyContinue reading "The early universe’s ‘Little Red Dots’ are still a big mystery"

The post The early universe’s ‘Little Red Dots’ are still a big mystery appeared first on Astronomy Magazine.

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  • Observe the dark side of the famous Orion NebulaStephen James O'Meara
    Many know the Great Orion Nebula (M42) in Orion’s Sword as a bright diffuse nebula — a glowing cloud of cosmic gas illuminated by the Trapezium star cluster. But the Orion Nebula also has a dark side, formed by its lanes and clouds of dust. They frequently avoid scrutiny, as the surrounding brightness tends toContinue reading "Observe the dark side of the famous Orion Nebula" The post Observe the dark side of the famous Orion Nebula appeared first on Astronomy Magazine.
     

Observe the dark side of the famous Orion Nebula

January 15th 2025 at 5:30 pm

Many know the Great Orion Nebula (M42) in Orion’s Sword as a bright diffuse nebula — a glowing cloud of cosmic gas illuminated by the Trapezium star cluster. But the Orion Nebula also has a dark side, formed by its lanes and clouds of dust. They frequently avoid scrutiny, as the surrounding brightness tends toContinue reading "Observe the dark side of the famous Orion Nebula"

The post Observe the dark side of the famous Orion Nebula appeared first on Astronomy Magazine.

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  • Supermassive black hole births jets, hosts orbiting white dwarf, all while astronomers watchAlison Klesman
    In 2018, a distant black hole threw a fit. The 1.4-million-solar-mass black hole at the center of the galaxy 1ES 1927+654 some 270 million light-years away suddenly began spewing radiation, flaring in optical, ultraviolet, and X-ray light.  Then, astronomers watched as the so-called X-ray corona of high-energy particles close in to the black hole vanishedContinue reading "Supermassive black hole births jets, hosts orbiting white dwarf, all while astronomers watch" The post Supermassive black hol
     

Supermassive black hole births jets, hosts orbiting white dwarf, all while astronomers watch

January 15th 2025 at 12:50 am

In 2018, a distant black hole threw a fit. The 1.4-million-solar-mass black hole at the center of the galaxy 1ES 1927+654 some 270 million light-years away suddenly began spewing radiation, flaring in optical, ultraviolet, and X-ray light.  Then, astronomers watched as the so-called X-ray corona of high-energy particles close in to the black hole vanishedContinue reading "Supermassive black hole births jets, hosts orbiting white dwarf, all while astronomers watch"

The post Supermassive black hole births jets, hosts orbiting white dwarf, all while astronomers watch appeared first on Astronomy Magazine.

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  • Rocket Lab takes jab at NASA with release of Mars sample return planAlison Klesman
    In what appears to be a jab at NASA, Rocket Lab this week unveiled its own plan to return rock and dust samples the space agency has been collecting from Mars’ Jezero Crater since 2021. NASA earlier this week said it needs more time to determine the path forward for its Mars Sample Return program, punting aContinue reading "Rocket Lab takes jab at NASA with release of Mars sample return plan" The post Rocket Lab takes jab at NASA with release of Mars sample return plan appeared first on Astronom
     

Rocket Lab takes jab at NASA with release of Mars sample return plan

January 13th 2025 at 11:56 pm

In what appears to be a jab at NASA, Rocket Lab this week unveiled its own plan to return rock and dust samples the space agency has been collecting from Mars’ Jezero Crater since 2021. NASA earlier this week said it needs more time to determine the path forward for its Mars Sample Return program, punting aContinue reading "Rocket Lab takes jab at NASA with release of Mars sample return plan"

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  • How does adaptive optics work?Astronomy Staff
    Could a telescope be vibrated with the right frequency to counter the atmospheric twinkle of stars? Robert ByerlyWindsor, California Yes, it can! This is one facet of adaptive optics, which astronomical observatories can use to compensate for distortions in astronomical images caused by our atmosphere. Let’s set the stage first: Stars twinkle because on Earth,Continue reading "How does adaptive optics work?" The post How does adaptive optics work? appeared first on Astronomy Magazine.
     

How does adaptive optics work?

January 13th 2025 at 10:30 pm

Could a telescope be vibrated with the right frequency to counter the atmospheric twinkle of stars? Robert ByerlyWindsor, California Yes, it can! This is one facet of adaptive optics, which astronomical observatories can use to compensate for distortions in astronomical images caused by our atmosphere. Let’s set the stage first: Stars twinkle because on Earth,Continue reading "How does adaptive optics work?"

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  • See mighty Mars at oppositionshill
    At public stargazes and evenings with friends at the telescope, we love to set our eyes on the wonders of Saturn and Jupiter at every opportunity. Year-round, whenever they’re above the horizon, they never cease to amaze. Mars, on the other hand, is easy to underappreciate because it appears small for much of the year,Continue reading "See mighty Mars at opposition" The post See mighty Mars at opposition appeared first on Astronomy Magazine.
     

See mighty Mars at opposition

By: shill
January 13th 2025 at 8:30 pm

At public stargazes and evenings with friends at the telescope, we love to set our eyes on the wonders of Saturn and Jupiter at every opportunity. Year-round, whenever they’re above the horizon, they never cease to amaze. Mars, on the other hand, is easy to underappreciate because it appears small for much of the year,Continue reading "See mighty Mars at opposition"

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  • This Week in Astronomy with Dave Eicher: The Moon covers MarsDavid J. Eicher
    In this episode, Dave Eicher invites you to go out and watch the Full Moon pass in front of the Red Planet. Astronomers call such an event an occultation. Pretty much anyone in the continental U.S. with a clear sky will be able to see this rare happening. The next time residents of the U.S.Continue reading "This Week in Astronomy with Dave Eicher: The Moon covers Mars" The post This Week in Astronomy with Dave Eicher: The Moon covers Mars appeared first on Astronomy Magazine.
     

This Week in Astronomy with Dave Eicher: The Moon covers Mars

January 13th 2025 at 7:52 pm

In this episode, Dave Eicher invites you to go out and watch the Full Moon pass in front of the Red Planet. Astronomers call such an event an occultation. Pretty much anyone in the continental U.S. with a clear sky will be able to see this rare happening. The next time residents of the U.S.Continue reading "This Week in Astronomy with Dave Eicher: The Moon covers Mars"

The post This Week in Astronomy with Dave Eicher: The Moon covers Mars appeared first on Astronomy Magazine.

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  • Mars at opposition: See the Red Planet all night longMichael E. Bakich
    On Jan. 15, Mars will reach a point in its orbit that astronomers call opposition. That evening, Mars will lie opposite the Sun from our perspective. It will rise at sunset, reach its highest point at midnight, and set at sunrise.  No matter when you go out, Mars will be somewhere in the sky. AndContinue reading "Mars at opposition: See the Red Planet all night long" The post Mars at opposition: See the Red Planet all night long appeared first on Astronomy Magazine.
     

Mars at opposition: See the Red Planet all night long

January 13th 2025 at 6:30 pm

On Jan. 15, Mars will reach a point in its orbit that astronomers call opposition. That evening, Mars will lie opposite the Sun from our perspective. It will rise at sunset, reach its highest point at midnight, and set at sunrise.  No matter when you go out, Mars will be somewhere in the sky. AndContinue reading "Mars at opposition: See the Red Planet all night long"

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  • A Geminid spectacularMark Zastrow
    Osama Fathi, taken from the Black Desert, Egypt Jupiter and the Geminid meteors highlight this winter skyscape above a mudbrick dovecote in Egypt’s Black Desert. The shot was taken Dec. 8, 2024 with an astromodified Nikon mirrorless camera and lens at 24mm. The imager took a 6-minute sky exposure, a 30-second foreground exposure, and aContinue reading "A Geminid spectacular" The post A Geminid spectacular appeared first on Astronomy Magazine.
     

A Geminid spectacular

January 13th 2025 at 2:30 pm

Osama Fathi, taken from the Black Desert, Egypt Jupiter and the Geminid meteors highlight this winter skyscape above a mudbrick dovecote in Egypt’s Black Desert. The shot was taken Dec. 8, 2024 with an astromodified Nikon mirrorless camera and lens at 24mm. The imager took a 6-minute sky exposure, a 30-second foreground exposure, and aContinue reading "A Geminid spectacular"

The post A Geminid spectacular appeared first on Astronomy Magazine.

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  • More than a spiralMark Zastrow
    Bob Fera/Steve Mandel, taken from ObsTech El Sauce Observatory, Chile NGC 1512 is a barred spiral galaxy with a unique double ring roughly 33 million light-years distant in the southern constellation Horologium. Ultraviolet space telescope views reveal the full extent of the spiral arms, and how distorted they are by the galaxy’s gravitational tango withContinue reading "More than a spiral" The post More than a spiral appeared first on Astronomy Magazine.
     

More than a spiral

January 12th 2025 at 1:35 am

Bob Fera/Steve Mandel, taken from ObsTech El Sauce Observatory, Chile NGC 1512 is a barred spiral galaxy with a unique double ring roughly 33 million light-years distant in the southern constellation Horologium. Ultraviolet space telescope views reveal the full extent of the spiral arms, and how distorted they are by the galaxy’s gravitational tango withContinue reading "More than a spiral"

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  • Watch the Full Moon cover Mars on MondayMichael E. Bakich
    On Jan. 13, the Full Moon will pass in front of Mars during an event astronomers call an occultation. And pretty much anyone in the U.S. with binoculars and a clear sky that night will be able to see it. Every Full Moon rises at sunset because it lies in the opposite direction of theContinue reading "Watch the Full Moon cover Mars on Monday" The post Watch the Full Moon cover Mars on Monday appeared first on Astronomy Magazine.
     

Watch the Full Moon cover Mars on Monday

January 11th 2025 at 6:30 pm

On Jan. 13, the Full Moon will pass in front of Mars during an event astronomers call an occultation. And pretty much anyone in the U.S. with binoculars and a clear sky that night will be able to see it. Every Full Moon rises at sunset because it lies in the opposite direction of theContinue reading "Watch the Full Moon cover Mars on Monday"

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  • Jet Propulsion Lab and Mount Wilson Observatory closed amid Eaton fireMark Zastrow
    NASA’s Jet Propulsion Laboratory (JPL) and the historic Mount Wilson Observatory in California appear to be unscathed by the Eaton fire burning through Pasadena and Altadena — for now. However, over 150 JPL employees have lost their homes, said the center’s director Laurie Leshin in a post on X on Friday morning. “Significant devastation inContinue reading "Jet Propulsion Lab and Mount Wilson Observatory closed amid Eaton fire" The post Jet Propulsion Lab and Mount Wilson Observatory closed amid
     

Jet Propulsion Lab and Mount Wilson Observatory closed amid Eaton fire

January 11th 2025 at 1:39 am

NASA’s Jet Propulsion Laboratory (JPL) and the historic Mount Wilson Observatory in California appear to be unscathed by the Eaton fire burning through Pasadena and Altadena — for now. However, over 150 JPL employees have lost their homes, said the center’s director Laurie Leshin in a post on X on Friday morning. “Significant devastation inContinue reading "Jet Propulsion Lab and Mount Wilson Observatory closed amid Eaton fire"

The post Jet Propulsion Lab and Mount Wilson Observatory closed amid Eaton fire appeared first on Astronomy Magazine.

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  • BepiColombo nabs its best views yet of MercuryMichael E. Bakich
    BepiColombo, the current spacecraft studying Mercury, is a joint mission of the European Space Agency and the Japan Aerospace Exploration Agency. Launched October 20, 2018, it’s actually two satellites in one, the Mercury Planetary Orbiter and the Mercury Magnetospheric Orbiter, and it will reach its destination in November 2026. To reach its final position, however,Continue reading "BepiColombo nabs its best views yet of Mercury" The post BepiColombo nabs its best views yet of Mercury appeared
     

BepiColombo nabs its best views yet of Mercury

January 10th 2025 at 11:41 pm

BepiColombo, the current spacecraft studying Mercury, is a joint mission of the European Space Agency and the Japan Aerospace Exploration Agency. Launched October 20, 2018, it’s actually two satellites in one, the Mercury Planetary Orbiter and the Mercury Magnetospheric Orbiter, and it will reach its destination in November 2026. To reach its final position, however,Continue reading "BepiColombo nabs its best views yet of Mercury"

The post BepiColombo nabs its best views yet of Mercury appeared first on Astronomy Magazine.

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  • The Moon’s water is sparking a new ‘gold rush’Michael Carroll
    On a cold January morning in 1848, James Marshall was busy building a lumber mill in northern California. to process timber destined for the nearby towns of Sacramento and San Francisco. But within the mill’s outflow, Marshall caught a glimpse of some sparkling pebbles. After close inspection, Marshall realized he had found gold in “themContinue reading "The Moon’s water is sparking a new ‘gold rush’" The post The Moon’s water is sparking a new ‘gold rush’ appeared first on Astronomy Magazine.
     

The Moon’s water is sparking a new ‘gold rush’

January 10th 2025 at 6:30 pm

On a cold January morning in 1848, James Marshall was busy building a lumber mill in northern California. to process timber destined for the nearby towns of Sacramento and San Francisco. But within the mill’s outflow, Marshall caught a glimpse of some sparkling pebbles. After close inspection, Marshall realized he had found gold in “themContinue reading "The Moon’s water is sparking a new ‘gold rush’"

The post The Moon’s water is sparking a new ‘gold rush’ appeared first on Astronomy Magazine.

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  • A southern cometMark Zastrow
    Gianni Tumino, taken from Ragusa, Sicily, Italy Comet C/2024 G3 (ATLAS) isn’t easy to spot — those in the Southern Hemisphere have the best opportunities for visual observations. But it is still within reach for Northern Hemisphere photographers, as evidenced by this pre-dawn shot taken Jan. 9 from Sicily. The imager used a Canon mirrorlessContinue reading "A southern comet" The post A southern comet appeared first on Astronomy Magazine.
     

A southern comet

January 10th 2025 at 12:30 pm

Gianni Tumino, taken from Ragusa, Sicily, Italy Comet C/2024 G3 (ATLAS) isn’t easy to spot — those in the Southern Hemisphere have the best opportunities for visual observations. But it is still within reach for Northern Hemisphere photographers, as evidenced by this pre-dawn shot taken Jan. 9 from Sicily. The imager used a Canon mirrorlessContinue reading "A southern comet"

The post A southern comet appeared first on Astronomy Magazine.

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  • The Sky This Week from January 10 to 17: Mars reaches oppositionAlison Klesman
    Friday, January 10The waxing gibbous Moon passes 5° north of Jupiter in Taurus at 6 P.M. EST. This evening, our satellite appears to Jupiter’s upper left in the sky, forming the apex of a triangle with the magnitude 1.7 star Elnath to Luna’s lower left. Jupiter is still extremely bright and easy to find, shiningContinue reading "The Sky This Week from January 10 to 17: Mars reaches opposition" The post The Sky This Week from January 10 to 17: Mars reaches opposition appeared first on Astronomy M
     

The Sky This Week from January 10 to 17: Mars reaches opposition

January 10th 2025 at 9:30 am

Friday, January 10The waxing gibbous Moon passes 5° north of Jupiter in Taurus at 6 P.M. EST. This evening, our satellite appears to Jupiter’s upper left in the sky, forming the apex of a triangle with the magnitude 1.7 star Elnath to Luna’s lower left. Jupiter is still extremely bright and easy to find, shiningContinue reading "The Sky This Week from January 10 to 17: Mars reaches opposition"

The post The Sky This Week from January 10 to 17: Mars reaches opposition appeared first on Astronomy Magazine.

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  • A total solar eclipse may have ended Egypt’s 4th dynastyAlison Klesman
    Astronomy can often give us clues to the past that are otherwise lost to history. In one case, an Italian astronomer has proposed that a dramatic total solar eclipse triggered a religious crisis in ancient Egypt and led the last pharaoh of the 4th dynasty to abandon the pyramid-building of his ancestors. Related: The greatestContinue reading "A total solar eclipse may have ended Egypt’s 4th dynasty" The post A total solar eclipse may have ended Egypt’s 4th dynasty appeared first on Astronomy Mag
     

A total solar eclipse may have ended Egypt’s 4th dynasty

January 9th 2025 at 7:00 pm

Astronomy can often give us clues to the past that are otherwise lost to history. In one case, an Italian astronomer has proposed that a dramatic total solar eclipse triggered a religious crisis in ancient Egypt and led the last pharaoh of the 4th dynasty to abandon the pyramid-building of his ancestors. Related: The greatestContinue reading "A total solar eclipse may have ended Egypt’s 4th dynasty"

The post A total solar eclipse may have ended Egypt’s 4th dynasty appeared first on Astronomy Magazine.

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  • Explore the constellation CassiopeiaMichael E. Bakich
    Cassiopeia (pronounced kass ee oh pee’ uh) the Queen is one of the first constellations amateur astronomers come to recognize. That’s because its five brightest stars form an asterism that looks like a large letter W. Cassiopeia is observable in the autumn and winter throughout the Northern Hemisphere. It lies opposite the Sun in earlyContinue reading "Explore the constellation Cassiopeia" The post Explore the constellation Cassiopeia appeared first on Astronomy Magazine.
     

Explore the constellation Cassiopeia

January 9th 2025 at 5:30 pm

Cassiopeia (pronounced kass ee oh pee’ uh) the Queen is one of the first constellations amateur astronomers come to recognize. That’s because its five brightest stars form an asterism that looks like a large letter W. Cassiopeia is observable in the autumn and winter throughout the Northern Hemisphere. It lies opposite the Sun in earlyContinue reading "Explore the constellation Cassiopeia"

The post Explore the constellation Cassiopeia appeared first on Astronomy Magazine.

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  • The Parker Solar Probe just made its closest ever approach to the SunSamantha Hill
    On Dec. 26, NASA’s Parker Solar Probe went where no mission has gone before and came within 3.8 million miles (6 million kilometers) of the Sun’s surface, flying through the solar corona — the Sun’s upper atmosphere. The pass broke its previous record of traveling within 8.1 million miles (13 million km) of the surfaceContinue reading "The Parker Solar Probe just made its closest ever approach to the Sun" The post The Parker Solar Probe just made its closest ever approach to the Sun appeared fir
     

The Parker Solar Probe just made its closest ever approach to the Sun

January 8th 2025 at 9:33 pm

On Dec. 26, NASA’s Parker Solar Probe went where no mission has gone before and came within 3.8 million miles (6 million kilometers) of the Sun’s surface, flying through the solar corona — the Sun’s upper atmosphere. The pass broke its previous record of traveling within 8.1 million miles (13 million km) of the surfaceContinue reading "The Parker Solar Probe just made its closest ever approach to the Sun"

The post The Parker Solar Probe just made its closest ever approach to the Sun appeared first on Astronomy Magazine.

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  • Starmus comes to AmericaDavid J. Eicher
    In the world of science and entertainment, there’s nothing like Starmus. Founded by astronomer Garik Israelian and his close friend astronomer and guitarist Brian May, founding member of Queen, the festival periodically presents a celebration of what we know about the cosmos like no other event.  On April 1–2, 2025, Starmus — the word comingContinue reading "Starmus comes to America" The post Starmus comes to America appeared first on Astronomy Magazine.
     

Starmus comes to America

January 8th 2025 at 8:45 pm

In the world of science and entertainment, there’s nothing like Starmus. Founded by astronomer Garik Israelian and his close friend astronomer and guitarist Brian May, founding member of Queen, the festival periodically presents a celebration of what we know about the cosmos like no other event.  On April 1–2, 2025, Starmus — the word comingContinue reading "Starmus comes to America"

The post Starmus comes to America appeared first on Astronomy Magazine.

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  • NASA decision on Mars Sample Return reboot slides to 2026Mark Zastrow
    NASA has set a goal to return rock and soil samples from the surface of Mars in the 2030s. The mission would represent the first time scientific samples from another planet have been returned to Earth. But the space agency said it needs another year to determine how to do it. NASA Administrator Bill NelsonContinue reading "NASA decision on Mars Sample Return reboot slides to 2026" The post NASA decision on Mars Sample Return reboot slides to 2026 appeared first on Astronomy Magazine.
     

NASA decision on Mars Sample Return reboot slides to 2026

January 8th 2025 at 7:06 am

NASA has set a goal to return rock and soil samples from the surface of Mars in the 2030s. The mission would represent the first time scientific samples from another planet have been returned to Earth. But the space agency said it needs another year to determine how to do it. NASA Administrator Bill NelsonContinue reading "NASA decision on Mars Sample Return reboot slides to 2026"

The post NASA decision on Mars Sample Return reboot slides to 2026 appeared first on Astronomy Magazine.

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  • Diamonds in the skyMark Zastrow
    Vikas Chander from New Dehli, India Barnard’s Loop, the Pleiades (M45), and the California Nebula (NGC 1499) are just some of the deep-sky objects aglow with ionized hydrogen in the sky over an abandoned washing plant at a diamond mine in the Sperrgebiet (“forbidden territory”) of southwestern Namibia. Th photographer used an astromodified Sony mirrorlessContinue reading "Diamonds in the sky" The post Diamonds in the sky appeared first on Astronomy Magazine.
     

Diamonds in the sky

January 7th 2025 at 9:50 pm

Vikas Chander from New Dehli, India Barnard’s Loop, the Pleiades (M45), and the California Nebula (NGC 1499) are just some of the deep-sky objects aglow with ionized hydrogen in the sky over an abandoned washing plant at a diamond mine in the Sperrgebiet (“forbidden territory”) of southwestern Namibia. Th photographer used an astromodified Sony mirrorlessContinue reading "Diamonds in the sky"

The post Diamonds in the sky appeared first on Astronomy Magazine.

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  • Blue Ghost Mission 1 will send the first U.S. lander to Mare CrisiumBen Evans
    Near the Moon’s eastern limb lies Mare Crisium — the Sea of Crises — a low basalt plain embayed by rugged mountains. Carved by a colossal impact some 3.9 billion years ago, the 460-mile-wide (740 kilometers) mare appears largely flat and featureless. But lingering whispers of a volcanic past are everywhere, from its ubiquitous darknessContinue reading "Blue Ghost Mission 1 will send the first U.S. lander to Mare Crisium" The post Blue Ghost Mission 1 will send the first U.S. lander to Mare Crisi
     

Blue Ghost Mission 1 will send the first U.S. lander to Mare Crisium

By: Ben Evans
January 7th 2025 at 12:47 am

Near the Moon’s eastern limb lies Mare Crisium — the Sea of Crises — a low basalt plain embayed by rugged mountains. Carved by a colossal impact some 3.9 billion years ago, the 460-mile-wide (740 kilometers) mare appears largely flat and featureless. But lingering whispers of a volcanic past are everywhere, from its ubiquitous darknessContinue reading "Blue Ghost Mission 1 will send the first U.S. lander to Mare Crisium"

The post Blue Ghost Mission 1 will send the first U.S. lander to Mare Crisium appeared first on Astronomy Magazine.

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  • Pluto may have ‘kissed’ Charon to capture itMark Zastrow
    New research suggests that Pluto may have acquired its most massive moon, Charon, through an ancient grazing impact, which the science team refers to as a “kiss and capture”.  The study uses computer models to suggest a possible new method by which large bodies in the Kuiper Belt could come into orbit of one another.Continue reading "Pluto may have ‘kissed’ Charon to capture it" The post Pluto may have ‘kissed’ Charon to capture it appeared first on Astronomy Magazine.
     

Pluto may have ‘kissed’ Charon to capture it

January 7th 2025 at 12:23 am

New research suggests that Pluto may have acquired its most massive moon, Charon, through an ancient grazing impact, which the science team refers to as a “kiss and capture”.  The study uses computer models to suggest a possible new method by which large bodies in the Kuiper Belt could come into orbit of one another.Continue reading "Pluto may have ‘kissed’ Charon to capture it"

The post Pluto may have ‘kissed’ Charon to capture it appeared first on Astronomy Magazine.

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  • Where is the solar system heading?Astronomy Staff
    Earth spins as it orbits the Sun, and the solar system is orbiting the galactic center. So, if I go outside and look up, in what direction are we heading? Dale PetersonOak View, California When you gaze up at the constellation Hercules, you are looking out the front window of the spacecraft called Earth. Our planetContinue reading "Where is the solar system heading?" The post Where is the solar system heading? appeared first on Astronomy Magazine.
     

Where is the solar system heading?

January 6th 2025 at 10:30 pm

Earth spins as it orbits the Sun, and the solar system is orbiting the galactic center. So, if I go outside and look up, in what direction are we heading? Dale PetersonOak View, California When you gaze up at the constellation Hercules, you are looking out the front window of the spacecraft called Earth. Our planetContinue reading "Where is the solar system heading?"

The post Where is the solar system heading? appeared first on Astronomy Magazine.

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  • Open cluster M35: This Week in Astronomy with Dave EicherDavid J. Eicher
    In this episode, Dave Eicher invites you to observe the open star cluster M35, which lies at the feet of the constellation Gemini the Twins. It’s easy to spot even through binoculars, and it makes a great sight through a telescope. Also, you’ll spot another open cluster nearby, NGC 2158, which is smaller and fainter,Continue reading "Open cluster M35: This Week in Astronomy with Dave Eicher" The post Open cluster M35: This Week in Astronomy with Dave Eicher appeared first on Astronomy Magazine.
     

Open cluster M35: This Week in Astronomy with Dave Eicher

January 6th 2025 at 6:15 pm

In this episode, Dave Eicher invites you to observe the open star cluster M35, which lies at the feet of the constellation Gemini the Twins. It’s easy to spot even through binoculars, and it makes a great sight through a telescope. Also, you’ll spot another open cluster nearby, NGC 2158, which is smaller and fainter,Continue reading "Open cluster M35: This Week in Astronomy with Dave Eicher"

The post Open cluster M35: This Week in Astronomy with Dave Eicher appeared first on Astronomy Magazine.

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  • Does Planet Nine exist?David L. Chandler
    Growing up, I was taught that there were nine planets in the solar system. That all changed in 2006, when the International Astronomical Union voted to demote Pluto’s status to that of dwarf planet. But now, there is a chance that within the next year or two, the solar system could once again be gracedContinue reading "Does Planet Nine exist?" The post Does Planet Nine exist? appeared first on Astronomy Magazine.
     

Does Planet Nine exist?

January 6th 2025 at 5:30 pm

Growing up, I was taught that there were nine planets in the solar system. That all changed in 2006, when the International Astronomical Union voted to demote Pluto’s status to that of dwarf planet. But now, there is a chance that within the next year or two, the solar system could once again be gracedContinue reading "Does Planet Nine exist?"

The post Does Planet Nine exist? appeared first on Astronomy Magazine.

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  • A dancing horseMark Zastrow
    Michael Telesco, taken from Peña Trevinca, Spain This previously unnoticed reflection nebula in Perseus was found by Michael Telesco. Inspired by discoveries of objects by astrophotographers like Julian Shapiro and Bray Falls, he says he did some “extensive survey deep-diving” and found a bright mid-infrared region that had been identified by the Infrared Astronomical SatelliteContinue reading "A dancing horse" The post A dancing horse appeared first on Astronomy Magazine.
     

A dancing horse

January 4th 2025 at 12:49 am

Michael Telesco, taken from Peña Trevinca, Spain This previously unnoticed reflection nebula in Perseus was found by Michael Telesco. Inspired by discoveries of objects by astrophotographers like Julian Shapiro and Bray Falls, he says he did some “extensive survey deep-diving” and found a bright mid-infrared region that had been identified by the Infrared Astronomical SatelliteContinue reading "A dancing horse"

The post A dancing horse appeared first on Astronomy Magazine.

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  • The middle-aged Moon had a magnetic fieldRobert Reeves
    New results from China’s Chang’e 5 mission suggest that the Moon possessed a magnetic field well into its midlife, much longer than previously documented. In work published Jan. 1 in Science Advances, researchers report rocks recovered from the sample-return mission that are weakly magnetized — and just 2 billion years old. While not conclusive, the resultsContinue reading "The middle-aged Moon had a magnetic field" The post The middle-aged Moon had a magnetic field appeared first on Astronomy M
     

The middle-aged Moon had a magnetic field

January 3rd 2025 at 8:28 pm

New results from China’s Chang’e 5 mission suggest that the Moon possessed a magnetic field well into its midlife, much longer than previously documented. In work published Jan. 1 in Science Advances, researchers report rocks recovered from the sample-return mission that are weakly magnetized — and just 2 billion years old. While not conclusive, the resultsContinue reading "The middle-aged Moon had a magnetic field"

The post The middle-aged Moon had a magnetic field appeared first on Astronomy Magazine.

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  • Could the Seestar S50 be your first imaging telescope?Phil Harrington
    You and I are living through a revolution in amateur astronomy. Not long ago, I would have advised beginners to stay away from astroimaging, because getting good results is both expensive and time consuming. Not anymore. Today, I tell them that state-of-the-art smart telescopes are available at comparatively reasonable prices that let tech-savvy neophytes getContinue reading "Could the Seestar S50 be your first imaging telescope?" The post Could the Seestar S50 be your first imaging telescope? a
     

Could the Seestar S50 be your first imaging telescope?

January 3rd 2025 at 6:30 pm

You and I are living through a revolution in amateur astronomy. Not long ago, I would have advised beginners to stay away from astroimaging, because getting good results is both expensive and time consuming. Not anymore. Today, I tell them that state-of-the-art smart telescopes are available at comparatively reasonable prices that let tech-savvy neophytes getContinue reading "Could the Seestar S50 be your first imaging telescope?"

The post Could the Seestar S50 be your first imaging telescope? appeared first on Astronomy Magazine.

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  • The awkward job of the NASA administratorWendy Whitman Cobb, The Conversation
    Leaders of NASA sit in an awkward position. While they are the head of a widely recognized organization, they’re often not the most famous individual in the agency. More people probably know the names of Butch Wilmore and Suni Williams, the astronauts currently “stranded” on the International Space Station, than Bill Nelson, the current NASAContinue reading "The awkward job of the NASA administrator" The post The awkward job of the NASA administrator appeared first on Astronomy Magazine.
     

The awkward job of the NASA administrator

Leaders of NASA sit in an awkward position. While they are the head of a widely recognized organization, they’re often not the most famous individual in the agency. More people probably know the names of Butch Wilmore and Suni Williams, the astronauts currently “stranded” on the International Space Station, than Bill Nelson, the current NASAContinue reading "The awkward job of the NASA administrator"

The post The awkward job of the NASA administrator appeared first on Astronomy Magazine.

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  • The Sky This Week from January 3 to 10: Earth’s closest approach to the SunAlison Klesman
    Friday, January 3Asteroid 14 Irene reaches opposition at 2 A.M. EST within northwestern Gemini the Twins. The magnitude 9.6 main-belt world is visible roughly all night, from sunset until sunrise, located roughly halfway between the stars Tau (τ) and Epsilon (ε) Geminorum. Irene was the 14th asteroid discovered in the main belt, spotted by JohnContinue reading "The Sky This Week from January 3 to 10: Earth’s closest approach to the Sun" The post The Sky This Week from January 3 to 10: Earth’s cl
     

The Sky This Week from January 3 to 10: Earth’s closest approach to the Sun

January 3rd 2025 at 9:30 am

Friday, January 3Asteroid 14 Irene reaches opposition at 2 A.M. EST within northwestern Gemini the Twins. The magnitude 9.6 main-belt world is visible roughly all night, from sunset until sunrise, located roughly halfway between the stars Tau (τ) and Epsilon (ε) Geminorum. Irene was the 14th asteroid discovered in the main belt, spotted by JohnContinue reading "The Sky This Week from January 3 to 10: Earth’s closest approach to the Sun"

The post The Sky This Week from January 3 to 10: Earth’s closest approach to the Sun appeared first on Astronomy Magazine.

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  • When everything in the universe changedMark Zastrow
    For millions of years following the Big Bang, after the universe’s roiling soup of particles had cooled, the cosmos was a dark and boring place. There were no stars to make light. No familiar swirls of galaxies. Certainly no planets. And the entire universe was shrouded in neutral hydrogen gas. Then, perhaps 100 million yearsContinue reading "When everything in the universe changed" The post When everything in the universe changed appeared first on Astronomy Magazine.
     

When everything in the universe changed

January 2nd 2025 at 2:30 pm

For millions of years following the Big Bang, after the universe’s roiling soup of particles had cooled, the cosmos was a dark and boring place. There were no stars to make light. No familiar swirls of galaxies. Certainly no planets. And the entire universe was shrouded in neutral hydrogen gas. Then, perhaps 100 million yearsContinue reading "When everything in the universe changed"

The post When everything in the universe changed appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • How Artemis will land humans on the MoonRobert Reeves
    Sixty-five years ago, the USSR shocked the world by sending the first robotic emissary from Earth to the Moon. The September 1959 impact of Luna 2 on northeastern Mare Imbrium was a stunning achievement, reaching the Moon less than two years after the launch of Sputnik 1 ushered in the Space Age. The event helpedContinue reading "How Artemis will land humans on the Moon" The post How Artemis will land humans on the Moon appeared first on Astronomy Magazine.
     

How Artemis will land humans on the Moon

January 1st 2025 at 7:30 pm

Sixty-five years ago, the USSR shocked the world by sending the first robotic emissary from Earth to the Moon. The September 1959 impact of Luna 2 on northeastern Mare Imbrium was a stunning achievement, reaching the Moon less than two years after the launch of Sputnik 1 ushered in the Space Age. The event helpedContinue reading "How Artemis will land humans on the Moon"

The post How Artemis will land humans on the Moon appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • January 2025: What’s in the Southern Hemisphere sky this month?Alison Klesman
    Summer nights mean late sunsets and lingering twilight, hardly a recipe for great night-sky observing. But this January exceeds expectations with fine views of four bright planets. Venus punches through the deepening twilight first. The brilliant planet brightens from magnitude –4.4 to magnitude –4.7 during January, far surpassing any other planet or star. Venus reachesContinue reading "January 2025: What’s in the Southern Hemisphere sky this month?" The post January 2025: What’s in the Southern
     

January 2025: What’s in the Southern Hemisphere sky this month?

January 1st 2025 at 9:31 am

Summer nights mean late sunsets and lingering twilight, hardly a recipe for great night-sky observing. But this January exceeds expectations with fine views of four bright planets. Venus punches through the deepening twilight first. The brilliant planet brightens from magnitude –4.4 to magnitude –4.7 during January, far surpassing any other planet or star. Venus reachesContinue reading "January 2025: What’s in the Southern Hemisphere sky this month?"

The post January 2025: What’s in the Southern Hemisphere sky this month? appeared first on Astronomy Magazine.

January 2025: What’s in the sky this month? The Moon occults Mars and the Pleiades, plus Mars reaches opposition

January 1st 2025 at 9:30 am

All the major planets are on view this month. Venus has a fine evening conjunction with Saturn and Jupiter is high in Taurus. Uranus and Neptune are binocular targets, while Mars reaches opposition. Early morning reveals Mercury. Additionally, on the 9th the Moon crosses the Pleiades (M45), and on the 13th it hides Mars inContinue reading "January 2025: What’s in the sky this month? The Moon occults Mars and the Pleiades, plus Mars reaches opposition"

The post January 2025: What’s in the sky this month? The Moon occults Mars and the Pleiades, plus Mars reaches opposition appeared first on Astronomy Magazine.

Coming in 2025: From new commercial Moon landers to asteroid investigations, expect a slate of exciting space missions

December 31st 2024 at 6:30 pm

In 2024, space exploration dazzled the world. NASA’s Europa Clipper began its journey to study Jupiter’s moon Europa. SpaceX’s Starship achieved its first successful landing, a critical milestone for future deep space missions. China made headlines with the Chang’e 6 mission, which successfully returned samples from the far side of the Moon. Meanwhile, the InternationalContinue reading "Coming in 2025: From new commercial Moon landers to asteroid investigations, expect a slate of exciting space missions"

The post Coming in 2025: From new commercial Moon landers to asteroid investigations, expect a slate of exciting space missions appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • JWST reveals surprising surface chemistry is occurring on Pluto’s moon CharonAlison Klesman
    As part of its extensive slate of observations, the James Webb Space Telescope (JWST) recently took a closer look at Pluto’s moon Charon, where it helped scientists to make a surprising discovery.  Charon, the largest and most well-studied of Pluto’s five moons, was first visited in 2015 as part of the groundbreaking New Horizons mission,Continue reading "JWST reveals surprising surface chemistry is occurring on Pluto’s moon Charon" The post JWST reveals surprising surface chemistry is occurring
     

JWST reveals surprising surface chemistry is occurring on Pluto’s moon Charon

December 31st 2024 at 5:30 pm

As part of its extensive slate of observations, the James Webb Space Telescope (JWST) recently took a closer look at Pluto’s moon Charon, where it helped scientists to make a surprising discovery.  Charon, the largest and most well-studied of Pluto’s five moons, was first visited in 2015 as part of the groundbreaking New Horizons mission,Continue reading "JWST reveals surprising surface chemistry is occurring on Pluto’s moon Charon"

The post JWST reveals surprising surface chemistry is occurring on Pluto’s moon Charon appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Newfound galaxy gives glimpse into the Milky Way’s pastDaniela Mata
    Gravitational lensing (an effect that causes distant objects to be magnified or stretched by the gravity of a large object along their line of sight) is one of astronomers’ most useful observing tools. In work published earlier this month, a group of astronomers and the James Webb Space Telescope (JWST) used this technique to theirContinue reading "Newfound galaxy gives glimpse into the Milky Way’s past" The post Newfound galaxy gives glimpse into the Milky Way’s past appeared first on Astronomy
     

Newfound galaxy gives glimpse into the Milky Way’s past

December 30th 2024 at 7:30 pm

Gravitational lensing (an effect that causes distant objects to be magnified or stretched by the gravity of a large object along their line of sight) is one of astronomers’ most useful observing tools. In work published earlier this month, a group of astronomers and the James Webb Space Telescope (JWST) used this technique to theirContinue reading "Newfound galaxy gives glimpse into the Milky Way’s past"

The post Newfound galaxy gives glimpse into the Milky Way’s past appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • A trio in AurigaMark Zastrow
    Andrea Arbizzi, taken from Modena, Italy The constellation Auriga the Charioteer is home to a close trio of iconic nebulae (from left to right): IC 417 (the Spider Nebula), IC 410 (home of the “Tadpoles”), and IC 405 (the Flaming Star Nebula). The imager used a 3.5-inch scope to obtain 29⅓ hours of exposure, theContinue reading "A trio in Auriga" The post A trio in Auriga appeared first on Astronomy Magazine.
     

A trio in Auriga

December 30th 2024 at 2:30 pm

Andrea Arbizzi, taken from Modena, Italy The constellation Auriga the Charioteer is home to a close trio of iconic nebulae (from left to right): IC 417 (the Spider Nebula), IC 410 (home of the “Tadpoles”), and IC 405 (the Flaming Star Nebula). The imager used a 3.5-inch scope to obtain 29⅓ hours of exposure, theContinue reading "A trio in Auriga"

The post A trio in Auriga appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • ‘Dark comets’ could reveal how Earth got its oceansAlison Klesman
    The water that makes up the oceans acted as a key ingredient for the development of life on Earth. However, scientists still do not know where the water here on Earth came from in the first place. One leading idea is that space rocks such as comets and asteroids delivered water to the Earth throughContinue reading "‘Dark comets’ could reveal how Earth got its oceans" The post ‘Dark comets’ could reveal how Earth got its oceans appeared first on Astronomy Magazine.
     

‘Dark comets’ could reveal how Earth got its oceans

December 28th 2024 at 12:05 am

The water that makes up the oceans acted as a key ingredient for the development of life on Earth. However, scientists still do not know where the water here on Earth came from in the first place. One leading idea is that space rocks such as comets and asteroids delivered water to the Earth throughContinue reading "‘Dark comets’ could reveal how Earth got its oceans"

The post ‘Dark comets’ could reveal how Earth got its oceans appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Seen on highMark Zastrow
    Emmanuel Delgadillo from Jalisco, Mexico The Angel Nebula (NGC 2170) lies in Monoceros and features hydrogen gas glowing red, as well as reflected blue light from young, hot stars. The imager took nearly 7 hours of exposure with a one-shot color camera on a 6-inch scope. The post Seen on high appeared first on Astronomy Magazine.
     

Seen on high

December 27th 2024 at 10:55 pm

Emmanuel Delgadillo from Jalisco, Mexico The Angel Nebula (NGC 2170) lies in Monoceros and features hydrogen gas glowing red, as well as reflected blue light from young, hot stars. The imager took nearly 7 hours of exposure with a one-shot color camera on a 6-inch scope.

The post Seen on high appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • The Sky This Week from December 27 to January 3: The Quadrantid meteor shower peaksAlison Klesman
    Friday, December 27By 8 P.M. local time, Gemini is well above the eastern horizon, rising to the left of the widely recognizable constellation Orion. The Twins’ two standout stars are Castor and Pollux in the northeastern reaches of the constellation, but tonight, look toward the opposite end of this star pattern: southwestern Gemini, near Orion’sContinue reading "The Sky This Week from December 27 to January 3: The Quadrantid meteor shower peaks" The post The Sky This Week from December 27 to J
     

The Sky This Week from December 27 to January 3: The Quadrantid meteor shower peaks

December 27th 2024 at 9:30 am

Friday, December 27By 8 P.M. local time, Gemini is well above the eastern horizon, rising to the left of the widely recognizable constellation Orion. The Twins’ two standout stars are Castor and Pollux in the northeastern reaches of the constellation, but tonight, look toward the opposite end of this star pattern: southwestern Gemini, near Orion’sContinue reading "The Sky This Week from December 27 to January 3: The Quadrantid meteor shower peaks"

The post The Sky This Week from December 27 to January 3: The Quadrantid meteor shower peaks appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Mars Express captures the beauty of a martian frostscapeSamantha Hill
    Although these frosty fields look like a picturesque winter wonderland blanketed in snow, this ice is actually composed of frozen carbon dioxide over the southern Australe Scopuli region of Mars. The European Space Agency’s (ESA) Mars Express spotted this scene using its High Resolution Stereo Camera (HRSC) during its 23,324th orbit of the Red Planet.Continue reading "Mars Express captures the beauty of a martian frostscape" The post Mars Express captures the beauty of a martian frostscape appea
     

Mars Express captures the beauty of a martian frostscape

December 24th 2024 at 11:30 am

Although these frosty fields look like a picturesque winter wonderland blanketed in snow, this ice is actually composed of frozen carbon dioxide over the southern Australe Scopuli region of Mars. The European Space Agency’s (ESA) Mars Express spotted this scene using its High Resolution Stereo Camera (HRSC) during its 23,324th orbit of the Red Planet.Continue reading "Mars Express captures the beauty of a martian frostscape"

The post Mars Express captures the beauty of a martian frostscape appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • How do spacecraft avoid collisions in the asteroid belt?Astronomy Staff
    How do spacecraft avoid collisions when passing through the asteroid belt? Val-David SmithsonPleasant Grove, Utah Let’s begin by reviewing some astronomical “history”: Han Solo and his rebel cohorts Leia Organa, Chewbacca, and C-3PO are nestled uncomfortably together in the Millennium Falcon’s cockpit while their ship is pursued by a battalion of Imperial fighters. Unable toContinue reading "How do spacecraft avoid collisions in the asteroid belt?" The post How do spacecraft avoid collisions in
     

How do spacecraft avoid collisions in the asteroid belt?

December 23rd 2024 at 10:30 pm

How do spacecraft avoid collisions when passing through the asteroid belt? Val-David SmithsonPleasant Grove, Utah Let’s begin by reviewing some astronomical “history”: Han Solo and his rebel cohorts Leia Organa, Chewbacca, and C-3PO are nestled uncomfortably together in the Millennium Falcon’s cockpit while their ship is pursued by a battalion of Imperial fighters. Unable toContinue reading "How do spacecraft avoid collisions in the asteroid belt?"

The post How do spacecraft avoid collisions in the asteroid belt? appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Smallest main-belt asteroids ever detected found hiding in JWST dataSamantha Hill
    Over the past 200 years, astronomers have cataloged over a million asteroids in the solar system’s main belt, down to the size of around a kilometer in diameter. But smaller asteroids were elusive — until recently, when a team of scientists utilized data from the James Webb Space Telescope (JWST) to spot some tiny asteroidsContinue reading "Smallest main-belt asteroids ever detected found hiding in JWST data" The post Smallest main-belt asteroids ever detected found hiding in JWST data appeared
     

Smallest main-belt asteroids ever detected found hiding in JWST data

December 23rd 2024 at 3:30 pm

Over the past 200 years, astronomers have cataloged over a million asteroids in the solar system’s main belt, down to the size of around a kilometer in diameter. But smaller asteroids were elusive — until recently, when a team of scientists utilized data from the James Webb Space Telescope (JWST) to spot some tiny asteroidsContinue reading "Smallest main-belt asteroids ever detected found hiding in JWST data"

The post Smallest main-belt asteroids ever detected found hiding in JWST data appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • FAA approves SpaceX for more Starship test missionsMark Zastrow
    SpaceX has the FAA’s green light to launch more test missions of its colossal Starship spacecraft, the largest and most powerful rocket to ever fly. The aviation regulator last week issued SpaceX a modified Part 450 launch license, allowing the firm to conduct multiple missions of Starship and the Super Heavy booster under the configurationContinue reading "FAA approves SpaceX for more Starship test missions" The post FAA approves SpaceX for more Starship test missions appeared first on Astronom
     

FAA approves SpaceX for more Starship test missions

December 23rd 2024 at 1:42 pm

SpaceX has the FAA’s green light to launch more test missions of its colossal Starship spacecraft, the largest and most powerful rocket to ever fly. The aviation regulator last week issued SpaceX a modified Part 450 launch license, allowing the firm to conduct multiple missions of Starship and the Super Heavy booster under the configurationContinue reading "FAA approves SpaceX for more Starship test missions"

The post FAA approves SpaceX for more Starship test missions appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • All lit upMark Zastrow
    John Quach 2024 was a banner year for aurora chasers, as the Sun reached solar maximum. This shot of the aurorae dancing above Mount Stuart in the Central Cascades of Washington was taken on Oct. 10 at 7:30 p.m. local time. The photographer used a Canon DSLR and 11mm f/2.8 lens to take a singleContinue reading "All lit up" The post All lit up appeared first on Astronomy Magazine.
     

All lit up

December 23rd 2024 at 11:49 am

John Quach 2024 was a banner year for aurora chasers, as the Sun reached solar maximum. This shot of the aurorae dancing above Mount Stuart in the Central Cascades of Washington was taken on Oct. 10 at 7:30 p.m. local time. The photographer used a Canon DSLR and 11mm f/2.8 lens to take a singleContinue reading "All lit up"

The post All lit up appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Want to find a black hole? Pick up a rockKorey Haynes
    While black holes are perplexing at any size, some of the most mysterious are hypothetical primordial black holes, those that sprung into existence in the first second after the Big Bang and some of which are featherweights on the black hole scale.  Because black holes collapse matter down to nothing, a black hole with theContinue reading "Want to find a black hole? Pick up a rock" The post Want to find a black hole? Pick up a rock appeared first on Astronomy Magazine.
     

Want to find a black hole? Pick up a rock

December 21st 2024 at 5:30 pm

While black holes are perplexing at any size, some of the most mysterious are hypothetical primordial black holes, those that sprung into existence in the first second after the Big Bang and some of which are featherweights on the black hole scale.  Because black holes collapse matter down to nothing, a black hole with theContinue reading "Want to find a black hole? Pick up a rock"

The post Want to find a black hole? Pick up a rock appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • You’re almost certainly not being visited by aliensDavid J. Eicher
    The recent furor over drones, planes, helicopters, aliens, or whatever centered on aerial sightings in New Jersey is causing a flap. Given the huge number of sightings and the tenor of alarm from many, the Federal Aviation Administration has issued 22 temporary flight restrictions along the approach paths to Newark International Airport and a fewContinue reading "You’re almost certainly not being visited by aliens" The post You’re almost certainly not being visited by aliens appeared first on As
     

You’re almost certainly not being visited by aliens

December 21st 2024 at 1:06 am

The recent furor over drones, planes, helicopters, aliens, or whatever centered on aerial sightings in New Jersey is causing a flap. Given the huge number of sightings and the tenor of alarm from many, the Federal Aviation Administration has issued 22 temporary flight restrictions along the approach paths to Newark International Airport and a fewContinue reading "You’re almost certainly not being visited by aliens"

The post You’re almost certainly not being visited by aliens appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Io’s magma ocean may not exist after allshill
    Plenty of worlds in our solar system have oceans — and not all of them are made of water. Io, Jupiter’s innermost moon, was purported to have one made of basalt and bits of sulfur just under its surface, powering its volcanic eruptions. But according to a study published in Nature last week, a globalContinue reading "Io’s magma ocean may not exist after all" The post Io’s magma ocean may not exist after all appeared first on Astronomy Magazine.
     

Io’s magma ocean may not exist after all

By: shill
December 20th 2024 at 3:41 pm

Plenty of worlds in our solar system have oceans — and not all of them are made of water. Io, Jupiter’s innermost moon, was purported to have one made of basalt and bits of sulfur just under its surface, powering its volcanic eruptions. But according to a study published in Nature last week, a globalContinue reading "Io’s magma ocean may not exist after all"

The post Io’s magma ocean may not exist after all appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Cosmic confluenceMark Zastrow
    Anushtup Roychoudhury from Kolkata, India The crowded core of the Milky Way (at top) and the colorful Rho Ophiuchi cloud complex (at right) hang over the Drang-Drung Glacier in India’s Ladakh region. The imager captured the sky with a Sony mirrorless camera and a 50mm lens, taking 2-minute subframes at f/3.5 and ISO 2500 forContinue reading "Cosmic confluence" The post Cosmic confluence appeared first on Astronomy Magazine.
     

Cosmic confluence

December 20th 2024 at 2:30 pm

Anushtup Roychoudhury from Kolkata, India The crowded core of the Milky Way (at top) and the colorful Rho Ophiuchi cloud complex (at right) hang over the Drang-Drung Glacier in India’s Ladakh region. The imager captured the sky with a Sony mirrorless camera and a 50mm lens, taking 2-minute subframes at f/3.5 and ISO 2500 forContinue reading "Cosmic confluence"

The post Cosmic confluence appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • The Sky This Week from December 20 to 27: Welcome the winter solsticeAlison Klesman
    Friday, December 20Now that the evening sky is Moon-free, it’s time to aim for fainter targets, including 12th-magnitude Comet 333P/LINEAR. Located in far northern Cygnus, close to where that constellation’s border meets those of Cepheus and Draco, LINEAR sits some 8.4° northeast of magnitude 3.8 Kappa (κ) Cygni tonight. The comet is roughly halfway alongContinue reading "The Sky This Week from December 20 to 27: Welcome the winter solstice" The post The Sky This Week from December 20 to 27: Wel
     

The Sky This Week from December 20 to 27: Welcome the winter solstice

December 20th 2024 at 9:30 am

Friday, December 20Now that the evening sky is Moon-free, it’s time to aim for fainter targets, including 12th-magnitude Comet 333P/LINEAR. Located in far northern Cygnus, close to where that constellation’s border meets those of Cepheus and Draco, LINEAR sits some 8.4° northeast of magnitude 3.8 Kappa (κ) Cygni tonight. The comet is roughly halfway alongContinue reading "The Sky This Week from December 20 to 27: Welcome the winter solstice"

The post The Sky This Week from December 20 to 27: Welcome the winter solstice appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • ‘Blue straggler’ likely born from a collision of starsAlison Klesman
    Meet HD 65907, an imposter. It’s a star that appears far too young for its age. Astronomers have finally cracked the case of this mysterious object, which has not led a normal life. Instead, the star appears to be the result of the merger of two much older stars. Astronomers have a name for starsContinue reading "‘Blue straggler’ likely born from a collision of stars" The post ‘Blue straggler’ likely born from a collision of stars appeared first on Astronomy Magazine.
     

‘Blue straggler’ likely born from a collision of stars

December 19th 2024 at 5:30 pm

Meet HD 65907, an imposter. It’s a star that appears far too young for its age. Astronomers have finally cracked the case of this mysterious object, which has not led a normal life. Instead, the star appears to be the result of the merger of two much older stars. Astronomers have a name for starsContinue reading "‘Blue straggler’ likely born from a collision of stars"

The post ‘Blue straggler’ likely born from a collision of stars appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Calcium arcadeMark Zastrow
    Chris Schur from Payson, Arizona A magnificent arcade of coronal loops appeared on the Sun’s limb Sept. 1, 2024, captured here with a 3.2-inch refractor, CMOS camera, and a Calcium-K filter. These arcing features are caused by glowing plasma trapped in the Sun’s magnetic field. While often seen in Hα, they are less frequently visibleContinue reading "Calcium arcade" The post Calcium arcade appeared first on Astronomy Magazine.
     

Calcium arcade

December 18th 2024 at 9:15 pm

Chris Schur from Payson, Arizona A magnificent arcade of coronal loops appeared on the Sun’s limb Sept. 1, 2024, captured here with a 3.2-inch refractor, CMOS camera, and a Calcium-K filter. These arcing features are caused by glowing plasma trapped in the Sun’s magnetic field. While often seen in Hα, they are less frequently visibleContinue reading "Calcium arcade"

The post Calcium arcade appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Earth’s gravity gave the Moon an early faceliftRobert Reeves
    Earth and the Moon are forever locked in a gravitational embrace that has played a critical role in determining the fate of both worlds. Although they have grown more distant since their formative years, new research published today in Nature shows just how powerful their attraction was in their youth: According to the study, Earth’sContinue reading "Earth’s gravity gave the Moon an early facelift" The post Earth’s gravity gave the Moon an early facelift appeared first on Astronomy Magazine.
     

Earth’s gravity gave the Moon an early facelift

December 18th 2024 at 9:02 pm

Earth and the Moon are forever locked in a gravitational embrace that has played a critical role in determining the fate of both worlds. Although they have grown more distant since their formative years, new research published today in Nature shows just how powerful their attraction was in their youth: According to the study, Earth’sContinue reading "Earth’s gravity gave the Moon an early facelift"

The post Earth’s gravity gave the Moon an early facelift appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Why the winter solstice is the longest night every year, and when it happens in 2024Richard Talcott
    Winter does not officially arrive until the solstice. The 2024 winter solstice — the precise moment when the Sun appears farthest south in the sky — is at 4:21 a.m. Eastern Standard Time (EST) on Saturday, Dec. 21, in the Northern Hemisphere, according to the U.S. Naval Observatory. Throughout the Northern Hemisphere, the day ofContinue reading "Why the winter solstice is the longest night every year, and when it happens in 2024" The post Why the winter solstice is the longest night every year,
     

Why the winter solstice is the longest night every year, and when it happens in 2024

December 18th 2024 at 12:10 am

Winter does not officially arrive until the solstice. The 2024 winter solstice — the precise moment when the Sun appears farthest south in the sky — is at 4:21 a.m. Eastern Standard Time (EST) on Saturday, Dec. 21, in the Northern Hemisphere, according to the U.S. Naval Observatory. Throughout the Northern Hemisphere, the day ofContinue reading "Why the winter solstice is the longest night every year, and when it happens in 2024"

The post Why the winter solstice is the longest night every year, and when it happens in 2024 appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Binary star system finally discovered near Milky Way centerRandall Hyman
    Veiled in gas and clouds, the Milky Way’s center does not easily give up secrets. The initial detection of its supermassive black hole (SMBH) decades ago posed as many riddles as it solved, including the puzzling absence of binary stars around it. The hot, massive stars that populate the region are almost always found asContinue reading "Binary star system finally discovered near Milky Way center" The post Binary star system finally discovered near Milky Way center appeared first on Astronomy Ma
     

Binary star system finally discovered near Milky Way center

December 17th 2024 at 7:35 pm

Veiled in gas and clouds, the Milky Way’s center does not easily give up secrets. The initial detection of its supermassive black hole (SMBH) decades ago posed as many riddles as it solved, including the puzzling absence of binary stars around it. The hot, massive stars that populate the region are almost always found asContinue reading "Binary star system finally discovered near Milky Way center"

The post Binary star system finally discovered near Milky Way center appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • The Moon passes Mars: This Week in Astronomy with Dave EicherDavid J. Eicher
    In this episode, Dave Eicher invites you to observe the nearly full Moon as it passes Mars on the evening of December 17. Both objects closely follow the Sun’s apparent path through the stars, called the ecliptic. This time, however, they’ll be quite close, only about 1 degree apart. That distance is twice the diameterContinue reading "The Moon passes Mars: This Week in Astronomy with Dave Eicher" The post The Moon passes Mars: This Week in Astronomy with Dave Eicher appeared first on Astronomy
     

The Moon passes Mars: This Week in Astronomy with Dave Eicher

December 17th 2024 at 6:08 pm

In this episode, Dave Eicher invites you to observe the nearly full Moon as it passes Mars on the evening of December 17. Both objects closely follow the Sun’s apparent path through the stars, called the ecliptic. This time, however, they’ll be quite close, only about 1 degree apart. That distance is twice the diameterContinue reading "The Moon passes Mars: This Week in Astronomy with Dave Eicher"

The post The Moon passes Mars: This Week in Astronomy with Dave Eicher appeared first on Astronomy Magazine.

Pearl Young, the first woman to work in a technical role at NASA, overcame barriers and ‘raised hell’

December 17th 2024 at 5:30 pm

Thirteen years before any other woman joined the National Advisory Committee for Aeronautics – or the NACA, NASA’s predecessor – in a technical role, a young lab assistant named Pearl Young was making waves in the agency. Her legacy as an outspoken and persistent advocate for herself and her team would pave the way for women inContinue reading "Pearl Young, the first woman to work in a technical role at NASA, overcame barriers and ‘raised hell’"

The post Pearl Young, the first woman to work in a technical role at NASA, overcame barriers and ‘raised hell’ appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Erupting at the MoonMark Zastrow
    Massimo Tamajo from Syracuse, Sicily, Italy A Last Quarter Moon lies above an erupting Mount Etna in this shot taken in the early morning of July 28, 2024. The imager used a Nikon Z 6II camera and 150mm lens at f/8 to take a 2-second exposure at ISO 2000. The post Erupting at the Moon appeared first on Astronomy Magazine.
     
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  • What happened to the jettisoned Apollo lunar modules? Astronomy Staff
    What became of the discarded lunar modules from the Apollo missions? James JarvisSan Francisco, California All but one of the Apollo program’s used lunar modules either crashed into the Moon’s surface or burned up in Earth’s atmosphere. Apollo 10’s lunar module, Snoopy, is still out there, drifting aimlessly around the solar system, waiting for someContinue reading "What happened to the jettisoned Apollo lunar modules? " The post What happened to the jettisoned Apollo lunar modules?  appeared fi
     

What happened to the jettisoned Apollo lunar modules? 

December 16th 2024 at 10:30 pm

What became of the discarded lunar modules from the Apollo missions? James JarvisSan Francisco, California All but one of the Apollo program’s used lunar modules either crashed into the Moon’s surface or burned up in Earth’s atmosphere. Apollo 10’s lunar module, Snoopy, is still out there, drifting aimlessly around the solar system, waiting for someContinue reading "What happened to the jettisoned Apollo lunar modules? "

The post What happened to the jettisoned Apollo lunar modules?  appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Astronomers urge FCC to research impacts of space junkSamantha Hill
    Citing environmental concerns, 120 astronomers and researchers implored the Federal Communications Commission (FCC) in an Oct. 24 letter to halt launches of internet satellites like SpaceX’s Starlink. The letter, which was organized by the Public Interest Research Group, also urged FCC Space Bureau Chief Julie Kearney to investigate the potential negative environmental and health impactsContinue reading "Astronomers urge FCC to research impacts of space junk" The post Astronomers urge FCC to res
     

Astronomers urge FCC to research impacts of space junk

December 16th 2024 at 9:30 pm

Citing environmental concerns, 120 astronomers and researchers implored the Federal Communications Commission (FCC) in an Oct. 24 letter to halt launches of internet satellites like SpaceX’s Starlink. The letter, which was organized by the Public Interest Research Group, also urged FCC Space Bureau Chief Julie Kearney to investigate the potential negative environmental and health impactsContinue reading "Astronomers urge FCC to research impacts of space junk"

The post Astronomers urge FCC to research impacts of space junk appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • The Moon passes Mars: This Week in Astronomy with Dave EicherDavid J. Eicher
    In this episode, Dave Eicher invites you to observe the nearly full Moon as it passes Mars on the evening of December 17. Both objects closely follow the Sun’s apparent path through the stars, called the ecliptic. This time, however, they’ll be quite close, only about 1 degree apart. That distance is twice the diameterContinue reading "The Moon passes Mars: This Week in Astronomy with Dave Eicher" The post The Moon passes Mars: This Week in Astronomy with Dave Eicher appeared first on Astronomy
     

The Moon passes Mars: This Week in Astronomy with Dave Eicher

December 16th 2024 at 9:23 pm

In this episode, Dave Eicher invites you to observe the nearly full Moon as it passes Mars on the evening of December 17. Both objects closely follow the Sun’s apparent path through the stars, called the ecliptic. This time, however, they’ll be quite close, only about 1 degree apart. That distance is twice the diameterContinue reading "The Moon passes Mars: This Week in Astronomy with Dave Eicher"

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  • Explore the Big Dipper this winterStuart Atkinson
    Although it’s visible all year round from mid- and high-northern latitudes, now is a great time of the year for newcomers to stargazing to look for and find the famous star pattern known as the Big Dipper or the Plough. Many people grow up believing the Big Dipper is a constellation, but it’s not. It’sContinue reading "Explore the Big Dipper this winter" The post Explore the Big Dipper this winter appeared first on Astronomy Magazine.
     

Explore the Big Dipper this winter

December 16th 2024 at 7:59 pm

Although it’s visible all year round from mid- and high-northern latitudes, now is a great time of the year for newcomers to stargazing to look for and find the famous star pattern known as the Big Dipper or the Plough. Many people grow up believing the Big Dipper is a constellation, but it’s not. It’sContinue reading "Explore the Big Dipper this winter"

The post Explore the Big Dipper this winter appeared first on Astronomy Magazine.

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  • The Red Planet lights up a famous star cluster this monthStephen James O'Meara
    Beginning in late November during the waning phases of the Moon, and then again in late December, you can investigate the possibility of a curious optical phenomenon. It involves a bright planet passing by a large and diffuse star cluster visible with the naked eye. On the evening of June 13, 2023, I went outContinue reading "The Red Planet lights up a famous star cluster this month" The post The Red Planet lights up a famous star cluster this month appeared first on Astronomy Magazine.
     

The Red Planet lights up a famous star cluster this month

December 16th 2024 at 5:30 pm

Beginning in late November during the waning phases of the Moon, and then again in late December, you can investigate the possibility of a curious optical phenomenon. It involves a bright planet passing by a large and diffuse star cluster visible with the naked eye. On the evening of June 13, 2023, I went outContinue reading "The Red Planet lights up a famous star cluster this month"

The post The Red Planet lights up a famous star cluster this month appeared first on Astronomy Magazine.

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  • The winter Milky WayAlison Klesman
    Abhijit Patil, taken from Alabama Hills, California The jewels of the northern Milky Way stand out above this rock formation — from the Pleiades (M45) and the California Nebula (NGC 1499) on the right up to the Heart and Soul Nebulae (IC 1805 and IC 1848). At top center lies the Andromeda Galaxy (M31), ourContinue reading "The winter Milky Way" The post The winter Milky Way appeared first on Astronomy Magazine.
     

The winter Milky Way

December 14th 2024 at 2:44 am

Abhijit Patil, taken from Alabama Hills, California The jewels of the northern Milky Way stand out above this rock formation — from the Pleiades (M45) and the California Nebula (NGC 1499) on the right up to the Heart and Soul Nebulae (IC 1805 and IC 1848). At top center lies the Andromeda Galaxy (M31), ourContinue reading "The winter Milky Way"

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  • OPINION: An aerospace expert on NASA’s Orion crew capsule heat shield issues during Artemis Ishill
    Off the coast of Baja California in December 2022, sun sparkled over the rippling sea as waves sloshed around the USS Portland dock ship. Navy officials on the deck scrutinized the sky in search of a sign. The glow appeared suddenly. A tiny spot at first, it gradually grew to a round circle falling atContinue reading "OPINION: An aerospace expert on NASA’s Orion crew capsule heat shield issues during Artemis I" The post OPINION: An aerospace expert on NASA’s Orion crew capsule heat shield issues
     

OPINION: An aerospace expert on NASA’s Orion crew capsule heat shield issues during Artemis I

By: shill
December 13th 2024 at 10:30 pm

Off the coast of Baja California in December 2022, sun sparkled over the rippling sea as waves sloshed around the USS Portland dock ship. Navy officials on the deck scrutinized the sky in search of a sign. The glow appeared suddenly. A tiny spot at first, it gradually grew to a round circle falling atContinue reading "OPINION: An aerospace expert on NASA’s Orion crew capsule heat shield issues during Artemis I"

The post OPINION: An aerospace expert on NASA’s Orion crew capsule heat shield issues during Artemis I appeared first on Astronomy Magazine.

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  • Could deuterium be the key to finding aliens? Alison Klesman
    To find advanced civilizations, you don’t need to go hunting for megastructures or hypothetical space probes. You could find civilizations just a few centuries ahead of us by looking for a key element: hydrogen.  While hydrogen is everywhere, not all of it is of the same type. Several hydrogen isotopes exist, and deuterium is oneContinue reading "Could deuterium be the key to finding aliens? " The post Could deuterium be the key to finding aliens?  appeared first on Astronomy Magazine.
     

Could deuterium be the key to finding aliens? 

December 13th 2024 at 6:36 pm

To find advanced civilizations, you don’t need to go hunting for megastructures or hypothetical space probes. You could find civilizations just a few centuries ahead of us by looking for a key element: hydrogen.  While hydrogen is everywhere, not all of it is of the same type. Several hydrogen isotopes exist, and deuterium is oneContinue reading "Could deuterium be the key to finding aliens? "

The post Could deuterium be the key to finding aliens?  appeared first on Astronomy Magazine.

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  • What’s in the National Academies’ Decadal Survey for Solar and Space Physics?Christopher Cokinos
    At its current solar maximum, our Sun has been pretty busy of late, flinging parts of itself at Earth and raising concerns about effects on satellites and power grids while also gracing us with incredible aurorae. Solar and space-weather scientists have been busy too. They’ve just released a mammoth, nearly 800-page report to set prioritiesContinue reading "What’s in the National Academies’ Decadal Survey for Solar and Space Physics?" The post What’s in the National Academies’ Decadal Survey for
     

What’s in the National Academies’ Decadal Survey for Solar and Space Physics?

December 13th 2024 at 5:30 pm

At its current solar maximum, our Sun has been pretty busy of late, flinging parts of itself at Earth and raising concerns about effects on satellites and power grids while also gracing us with incredible aurorae. Solar and space-weather scientists have been busy too. They’ve just released a mammoth, nearly 800-page report to set prioritiesContinue reading "What’s in the National Academies’ Decadal Survey for Solar and Space Physics?"

The post What’s in the National Academies’ Decadal Survey for Solar and Space Physics? appeared first on Astronomy Magazine.

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  • The Sky This Week from December 13 to 20: 2024’s last Full MoonAlison Klesman
    Friday, December 13The bright gibbous Moon passes 4° north of Uranus at 5 A.M. EST. At that time, the Moon sits in Aries the Ram, while Uranus is just over the border in far western Taurus the Bull. The two set together around 5 A.M. local time.  You might have better luck spotting the iceContinue reading "The Sky This Week from December 13 to 20: 2024’s last Full Moon" The post The Sky This Week from December 13 to 20: 2024’s last Full Moon appeared first on Astronomy Magazine.
     

The Sky This Week from December 13 to 20: 2024’s last Full Moon

December 13th 2024 at 9:30 am

Friday, December 13The bright gibbous Moon passes 4° north of Uranus at 5 A.M. EST. At that time, the Moon sits in Aries the Ram, while Uranus is just over the border in far western Taurus the Bull. The two set together around 5 A.M. local time.  You might have better luck spotting the iceContinue reading "The Sky This Week from December 13 to 20: 2024’s last Full Moon"

The post The Sky This Week from December 13 to 20: 2024’s last Full Moon appeared first on Astronomy Magazine.

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  • NASA conducts first otherworldly aircraft accident investigationMark Zastrow
    The National Transportation Safety Board (NTSB) and FAA oversee investigations of aircraft accidents in U.S. airspace. But what happens when a crash occurs hundreds of millions of miles away in outer space? Engineers with NASA’s Jet Propulsion Laboratory (JPL) in California and uncrewed aircraft systems (UAS) manufacturer Aerovironment, a prominent aerospace and defense contractor, areContinue reading "NASA conducts first otherworldly aircraft accident investigation" The post NASA conducts first
     

NASA conducts first otherworldly aircraft accident investigation

December 13th 2024 at 1:58 am

The National Transportation Safety Board (NTSB) and FAA oversee investigations of aircraft accidents in U.S. airspace. But what happens when a crash occurs hundreds of millions of miles away in outer space? Engineers with NASA’s Jet Propulsion Laboratory (JPL) in California and uncrewed aircraft systems (UAS) manufacturer Aerovironment, a prominent aerospace and defense contractor, areContinue reading "NASA conducts first otherworldly aircraft accident investigation"

The post NASA conducts first otherworldly aircraft accident investigation appeared first on Astronomy Magazine.

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  • Sun-like stars experience superflares roughly once per centuryKorey Haynes
    Solar flares are bright flashes of light from the Sun that release large amounts of electromagnetic radiation. And while normal flares can release as much as 1025 joules of energy, so-called superflares, observed on other stars, are up to 10,000 times more powerful. Even normal solar flares and the charged particles that often accompany themContinue reading "Sun-like stars experience superflares roughly once per century" The post Sun-like stars experience superflares roughly once per century app
     

Sun-like stars experience superflares roughly once per century

December 12th 2024 at 10:30 pm

Solar flares are bright flashes of light from the Sun that release large amounts of electromagnetic radiation. And while normal flares can release as much as 1025 joules of energy, so-called superflares, observed on other stars, are up to 10,000 times more powerful. Even normal solar flares and the charged particles that often accompany themContinue reading "Sun-like stars experience superflares roughly once per century"

The post Sun-like stars experience superflares roughly once per century appeared first on Astronomy Magazine.

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  • The best deep-sky targets in TaurusMichael E. Bakich
    The constellation Taurus the Bull is an easy one to find in the Northern Hemisphere’s fall and winter skies. It stands opposite the Sun at the beginning of December. The head of the figure is a large V of stars, and standing out among them is the ruddy 1st-magnitude star Aldebaran (Alpha [α] Tauri) markingContinue reading "The best deep-sky targets in Taurus" The post The best deep-sky targets in Taurus appeared first on Astronomy Magazine.
     

The best deep-sky targets in Taurus

December 12th 2024 at 5:30 pm

The constellation Taurus the Bull is an easy one to find in the Northern Hemisphere’s fall and winter skies. It stands opposite the Sun at the beginning of December. The head of the figure is a large V of stars, and standing out among them is the ruddy 1st-magnitude star Aldebaran (Alpha [α] Tauri) markingContinue reading "The best deep-sky targets in Taurus"

The post The best deep-sky targets in Taurus appeared first on Astronomy Magazine.

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  • Hair of the PleiadesMark Zastrow
    Emanuele La Barbera, taken from Piano Battaglia, Sicily, Italy The Pleiades (M45) star cluster is one of the most famous naked-eye objects in the sky, but only deep photographic exposures reveal the complexity of the fine strands of dust surrounding the stars. This imager took 28 hours of exposure with a 3.4-inch scope with aContinue reading "Hair of the Pleiades" The post Hair of the Pleiades appeared first on Astronomy Magazine.
     

Hair of the Pleiades

December 11th 2024 at 12:07 am

Emanuele La Barbera, taken from Piano Battaglia, Sicily, Italy The Pleiades (M45) star cluster is one of the most famous naked-eye objects in the sky, but only deep photographic exposures reveal the complexity of the fine strands of dust surrounding the stars. This imager took 28 hours of exposure with a 3.4-inch scope with aContinue reading "Hair of the Pleiades"

The post Hair of the Pleiades appeared first on Astronomy Magazine.

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  • How we might look for life in the universe — even if we can’t recognize itAlison Klesman
    We have only one example of biology forming in the universe – life on Earth. But what if life can form in other ways? How do you look for alien life when you don’t know what alien life might look like? These questions are preoccupying astrobiologists, who are scientists who look for life beyond Earth. Astrobiologists haveContinue reading "How we might look for life in the universe — even if we can’t recognize it" The post How we might look for life in the universe — even if we can’t recognize it
     

How we might look for life in the universe — even if we can’t recognize it

December 10th 2024 at 11:30 pm

We have only one example of biology forming in the universe – life on Earth. But what if life can form in other ways? How do you look for alien life when you don’t know what alien life might look like? These questions are preoccupying astrobiologists, who are scientists who look for life beyond Earth. Astrobiologists haveContinue reading "How we might look for life in the universe — even if we can’t recognize it"

The post How we might look for life in the universe — even if we can’t recognize it appeared first on Astronomy Magazine.

The largest space merch retailer in the world opens its first brick-and-mortar retail store in downtown Chattanooga

December 10th 2024 at 7:55 pm

PRESS RELEASEFor immediate release Contact:Erik Spangenberg(203)-550-3196erik@firecrown.com CHATTANOOGA, TN — The Space Store, an e-commerce retailer specializing in space-themed merchandise, has opened its first physical retail space in downtown Chattanooga. The Space Store got its start in 1996, as one of the first e-commerce businesses on the internet. For the past 28 years, The Space StoreContinue reading "The largest space merch retailer in the world opens its first brick-and-mortar retail store in downtown Chattanooga"

The post The largest space merch retailer in the world opens its first brick-and-mortar retail store in downtown Chattanooga appeared first on Astronomy Magazine.

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  • A look ahead to the sky next year: Sky Guide 2025Astronomy Staff
    It’s back: Astronomy magazine’s free downloadable Sky Guide, your preview of everything happening in the sky next year.  Mars opens 2025 by reaching opposition the night of Jan. 15/16, when it shines brighter and appears larger through a telescope than at any time since December 2022. You’ll find it in Gemini, near the heads ofContinue reading "A look ahead to the sky next year: Sky Guide 2025" The post A look ahead to the sky next year: Sky Guide 2025 appeared first on Astronomy Magazine.
     

A look ahead to the sky next year: Sky Guide 2025

December 10th 2024 at 1:00 am

It’s back: Astronomy magazine’s free downloadable Sky Guide, your preview of everything happening in the sky next year.  Mars opens 2025 by reaching opposition the night of Jan. 15/16, when it shines brighter and appears larger through a telescope than at any time since December 2022. You’ll find it in Gemini, near the heads ofContinue reading "A look ahead to the sky next year: Sky Guide 2025"

The post A look ahead to the sky next year: Sky Guide 2025 appeared first on Astronomy Magazine.

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  • Can you view Pluto in a backyard telescope?Astronomy Staff
    Is it possible to view Pluto from a backyard telescope? Ethan SpykerWadsworth, Ohio If I’m being honest, Pluto is difficult for an amateur astronomer to see. A standard 8-inch telescope just won’t do the trick. That’s because Pluto hasn’t been brighter than 14th magnitude since the fall of 2004. It reached perihelion (its closest approach toContinue reading "Can you view Pluto in a backyard telescope?" The post Can you view Pluto in a backyard telescope? appeared first on Astronomy Magazine.
     

Can you view Pluto in a backyard telescope?

December 9th 2024 at 10:30 pm

Is it possible to view Pluto from a backyard telescope? Ethan SpykerWadsworth, Ohio If I’m being honest, Pluto is difficult for an amateur astronomer to see. A standard 8-inch telescope just won’t do the trick. That’s because Pluto hasn’t been brighter than 14th magnitude since the fall of 2004. It reached perihelion (its closest approach toContinue reading "Can you view Pluto in a backyard telescope?"

The post Can you view Pluto in a backyard telescope? appeared first on Astronomy Magazine.

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  • This Week in Astronomy with Dave Eicher: the Geminid meteor showerDavid J. Eicher
    In this episode, Dave Eicher invites you to observe the Geminid meteor shower, which will peak during the early morning hours of December 14. The best time to view them is after midnight, but you may see some in the evening hours as well. Get comfortable and look straight overhead for fast moving (and quicklyContinue reading "This Week in Astronomy with Dave Eicher: the Geminid meteor shower" The post This Week in Astronomy with Dave Eicher: the Geminid meteor shower appeared first on Astronomy
     

This Week in Astronomy with Dave Eicher: the Geminid meteor shower

December 9th 2024 at 7:50 pm

In this episode, Dave Eicher invites you to observe the Geminid meteor shower, which will peak during the early morning hours of December 14. The best time to view them is after midnight, but you may see some in the evening hours as well. Get comfortable and look straight overhead for fast moving (and quicklyContinue reading "This Week in Astronomy with Dave Eicher: the Geminid meteor shower"

The post This Week in Astronomy with Dave Eicher: the Geminid meteor shower appeared first on Astronomy Magazine.

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  • The Moon as it never wasKlaus R. Brasch
    In 1874, James Nasmyth and James Carpenter published a remarkable book: The Moon: Considered as a Planet, a World, and a Satellite. Lavishly illustrated with spectacular images of lunar features based on their own observations and exquisite plaster models, it served as a platform for the authors to advance their views on the nature andContinue reading "The Moon as it never was" The post The Moon as it never was appeared first on Astronomy Magazine.
     

The Moon as it never was

December 9th 2024 at 5:30 pm

In 1874, James Nasmyth and James Carpenter published a remarkable book: The Moon: Considered as a Planet, a World, and a Satellite. Lavishly illustrated with spectacular images of lunar features based on their own observations and exquisite plaster models, it served as a platform for the authors to advance their views on the nature andContinue reading "The Moon as it never was"

The post The Moon as it never was appeared first on Astronomy Magazine.

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  • A dusty eagleMark Zastrow
    Santiago Ramos Avila, taken from Moratalla, Spain The dust clouds in this field near the border of Libra and Ophiuchus take on the appearance of an eagle, with a bright star (HD 142269) as its eye. The brighter emission in this field is associated with LBN 10, and the darker clouds — especially around theContinue reading "A dusty eagle" The post A dusty eagle appeared first on Astronomy Magazine.
     

A dusty eagle

December 7th 2024 at 2:36 am

Santiago Ramos Avila, taken from Moratalla, Spain The dust clouds in this field near the border of Libra and Ophiuchus take on the appearance of an eagle, with a bright star (HD 142269) as its eye. The brighter emission in this field is associated with LBN 10, and the darker clouds — especially around theContinue reading "A dusty eagle"

The post A dusty eagle appeared first on Astronomy Magazine.

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  • A look back at NEOWISE, the NASA mission that cataloged objects around Earth for over a decadeAlison Klesman
    The NASA project NEOWISE, which has given astronomers a detailed view of near-Earth objects – some of which could strike the Earth – ended its mission and burned on re-entering the atmosphere after over a decade. On a clear night, the sky is full of bright objects – from stars, large planets and galaxies toContinue reading "A look back at NEOWISE, the NASA mission that cataloged objects around Earth for over a decade" The post A look back at NEOWISE, the NASA mission that cataloged objects aroun
     

A look back at NEOWISE, the NASA mission that cataloged objects around Earth for over a decade

December 6th 2024 at 10:30 pm

The NASA project NEOWISE, which has given astronomers a detailed view of near-Earth objects – some of which could strike the Earth – ended its mission and burned on re-entering the atmosphere after over a decade. On a clear night, the sky is full of bright objects – from stars, large planets and galaxies toContinue reading "A look back at NEOWISE, the NASA mission that cataloged objects around Earth for over a decade"

The post A look back at NEOWISE, the NASA mission that cataloged objects around Earth for over a decade appeared first on Astronomy Magazine.

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  • NASA releases new infrared images from retired NEOWISE missionSamantha Hill
    Although it completed its mission in July, NASA’s Near-Earth Object Wide-Field Infrared Survey Explorer (NEOWISE) still has interesting archival data covering the solar system thanks to the team at the Infrared Processing & Analysis Center (IPAC) at Caltech. After the spacecraft burned up in the atmosphere in November, IPAC completed a final data release ofContinue reading "NASA releases new infrared images from retired NEOWISE mission" The post NASA releases new infrared images from retired
     

NASA releases new infrared images from retired NEOWISE mission

December 6th 2024 at 8:30 pm

Although it completed its mission in July, NASA’s Near-Earth Object Wide-Field Infrared Survey Explorer (NEOWISE) still has interesting archival data covering the solar system thanks to the team at the Infrared Processing & Analysis Center (IPAC) at Caltech. After the spacecraft burned up in the atmosphere in November, IPAC completed a final data release ofContinue reading "NASA releases new infrared images from retired NEOWISE mission"

The post NASA releases new infrared images from retired NEOWISE mission appeared first on Astronomy Magazine.

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  • NASA pushes first Moon landing since Apollo era to 2027Mark Zastrow
    For the second time this year, NASA has pushed back its timeline to land the first Americans on the Moon since the Apollo era. NASA Administrator Bill Nelson on Thursday revealed that due to an issue with the heat shield on NASA’s Orion capsule discovered during the 2022 Artemis 1 test mission, the Artemis 3Continue reading "NASA pushes first Moon landing since Apollo era to 2027" The post NASA pushes first Moon landing since Apollo era to 2027 appeared first on Astronomy Magazine.
     

NASA pushes first Moon landing since Apollo era to 2027

December 6th 2024 at 7:27 pm

For the second time this year, NASA has pushed back its timeline to land the first Americans on the Moon since the Apollo era. NASA Administrator Bill Nelson on Thursday revealed that due to an issue with the heat shield on NASA’s Orion capsule discovered during the 2022 Artemis 1 test mission, the Artemis 3Continue reading "NASA pushes first Moon landing since Apollo era to 2027"

The post NASA pushes first Moon landing since Apollo era to 2027 appeared first on Astronomy Magazine.

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  • The Sky This Week from December 6 to 13: Jupiter reaches oppositionAlison Klesman
    Friday, December 6Asteroid 15 Eunomia is making its way through central Auriga this month, passing numerous deep-sky objects along the way.  By 9 P.M. local time this evening, the asteroid is nearly 50° high in the eastern sky. It’s skimming close to 5th-magnitude Phi (φ) Aurigae, just 1° east of the star tonight. Now magnitudeContinue reading "The Sky This Week from December 6 to 13: Jupiter reaches opposition" The post The Sky This Week from December 6 to 13: Jupiter reaches opposition appeare
     

The Sky This Week from December 6 to 13: Jupiter reaches opposition

December 6th 2024 at 9:30 am

Friday, December 6Asteroid 15 Eunomia is making its way through central Auriga this month, passing numerous deep-sky objects along the way.  By 9 P.M. local time this evening, the asteroid is nearly 50° high in the eastern sky. It’s skimming close to 5th-magnitude Phi (φ) Aurigae, just 1° east of the star tonight. Now magnitudeContinue reading "The Sky This Week from December 6 to 13: Jupiter reaches opposition"

The post The Sky This Week from December 6 to 13: Jupiter reaches opposition appeared first on Astronomy Magazine.

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  • Trump chooses first private spacewalker Jared Isaacman as NASA headMark Zastrow
    President-elect Donald Trump has picked private astronaut and billionaire tech entrepreneur Jared Isaacman as the administrator of NASA. Trump confirmed the nomination on Wednesday in a post on X. “Jared will drive NASA’s mission of discovery and inspiration, paving the way for groundbreaking achievements in Space science, technology, and exploration,” Trump wrote in the post. “OverContinue reading "Trump chooses first private spacewalker Jared Isaacman as NASA head" The post Trump chooses first
     

Trump chooses first private spacewalker Jared Isaacman as NASA head

December 6th 2024 at 2:41 am

President-elect Donald Trump has picked private astronaut and billionaire tech entrepreneur Jared Isaacman as the administrator of NASA. Trump confirmed the nomination on Wednesday in a post on X. “Jared will drive NASA’s mission of discovery and inspiration, paving the way for groundbreaking achievements in Space science, technology, and exploration,” Trump wrote in the post. “OverContinue reading "Trump chooses first private spacewalker Jared Isaacman as NASA head"

The post Trump chooses first private spacewalker Jared Isaacman as NASA head appeared first on Astronomy Magazine.

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  • Low-level clouds play surprise role in global warmingRandall Hyman
    In a study published today in Science, researchers say they have solved a climate enigma — the inexplicable surge in global temperature in 2023, rising faster than climate models predicted. By analyzing satellite data and weather records, a team of climatologists in Germany have found that the culprit is likely fewer clouds at low altitudesContinue reading "Low-level clouds play surprise role in global warming" The post Low-level clouds play surprise role in global warming appeared first on Astr
     

Low-level clouds play surprise role in global warming

December 6th 2024 at 12:04 am

In a study published today in Science, researchers say they have solved a climate enigma — the inexplicable surge in global temperature in 2023, rising faster than climate models predicted. By analyzing satellite data and weather records, a team of climatologists in Germany have found that the culprit is likely fewer clouds at low altitudesContinue reading "Low-level clouds play surprise role in global warming"

The post Low-level clouds play surprise role in global warming appeared first on Astronomy Magazine.

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  • This distant star is about to die — and astronomers caught it in close-upMark Zastrow
    After years of effort, astronomers at the European Southern Observatory (ESO) announced they managed to capture the first closeup image of a star beyond our galaxy. This remarkable achievement offers more than just stunning visuals — it provides a rare glimpse into the final moments of a star that will inevitably explode as a spectacularContinue reading "This distant star is about to die — and astronomers caught it in close-up" The post This distant star is about to die — and astronomers caught
     

This distant star is about to die — and astronomers caught it in close-up

December 5th 2024 at 9:12 pm

After years of effort, astronomers at the European Southern Observatory (ESO) announced they managed to capture the first closeup image of a star beyond our galaxy. This remarkable achievement offers more than just stunning visuals — it provides a rare glimpse into the final moments of a star that will inevitably explode as a spectacularContinue reading "This distant star is about to die — and astronomers caught it in close-up"

The post This distant star is about to die — and astronomers caught it in close-up appeared first on Astronomy Magazine.

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  • REVIEW: The Celestron Origin is the smartscope powerhouse we’ve been waiting forPhil Harrington
    I’m in love. I don’t often begin a review by saying that a product has wooed me, but the Celestron Origin Home Observatory has done just that.Not that I’m surprised. Since it first introduced the venerable C8 Schmidt-Cassegrain in 1970, Celestron has established itself as a leading manufacturer of cutting-edge telescopes and accessories for amateurContinue reading "REVIEW: The Celestron Origin is the smartscope powerhouse we’ve been waiting for" The post REVIEW: The Celestron Origin is the smart
     

REVIEW: The Celestron Origin is the smartscope powerhouse we’ve been waiting for

December 5th 2024 at 5:30 pm

I’m in love. I don’t often begin a review by saying that a product has wooed me, but the Celestron Origin Home Observatory has done just that.Not that I’m surprised. Since it first introduced the venerable C8 Schmidt-Cassegrain in 1970, Celestron has established itself as a leading manufacturer of cutting-edge telescopes and accessories for amateurContinue reading "REVIEW: The Celestron Origin is the smartscope powerhouse we’ve been waiting for"

The post REVIEW: The Celestron Origin is the smartscope powerhouse we’ve been waiting for appeared first on Astronomy Magazine.

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  • Proba-3 launches, ready to eclipse the SunKorey Haynes
    UPDATE: Proba-3 launched successfully Thursday morning at 5:34 A.M. EST (10:34 GMT). You can watch a replay of the launch here. In a fabulous feat of formation flying, the European Space Agency’s (ESA) Proba-3 mission, now set to launch Thursday morning, will fly two spacecraft 490 feet (150 meters, or one and a half footballContinue reading "Proba-3 launches, ready to eclipse the Sun" The post Proba-3 launches, ready to eclipse the Sun appeared first on Astronomy Magazine.
     

Proba-3 launches, ready to eclipse the Sun

December 5th 2024 at 6:12 pm

UPDATE: Proba-3 launched successfully Thursday morning at 5:34 A.M. EST (10:34 GMT). You can watch a replay of the launch here. In a fabulous feat of formation flying, the European Space Agency’s (ESA) Proba-3 mission, now set to launch Thursday morning, will fly two spacecraft 490 feet (150 meters, or one and a half footballContinue reading "Proba-3 launches, ready to eclipse the Sun"

The post Proba-3 launches, ready to eclipse the Sun appeared first on Astronomy Magazine.

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  • December 2024: What’s in the Southern Hemisphere sky this month?Alison Klesman
    You don’t want to miss Jupiter this month. The giant planet reaches opposition and peak visibility December 7 against the stunning backdrop of Taurus the Bull. Shining at magnitude –2.8, Jupiter dominates the northeastern sky once darkness falls. Although the gas giant lies well north of the celestial equator — less than optimal for usContinue reading "December 2024: What’s in the Southern Hemisphere sky this month?" The post December 2024: What’s in the Southern Hemisphere sky this month? appea
     

December 2024: What’s in the Southern Hemisphere sky this month?

December 3rd 2024 at 11:35 pm

You don’t want to miss Jupiter this month. The giant planet reaches opposition and peak visibility December 7 against the stunning backdrop of Taurus the Bull. Shining at magnitude –2.8, Jupiter dominates the northeastern sky once darkness falls. Although the gas giant lies well north of the celestial equator — less than optimal for usContinue reading "December 2024: What’s in the Southern Hemisphere sky this month?"

The post December 2024: What’s in the Southern Hemisphere sky this month? appeared first on Astronomy Magazine.

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  • Is it time to rename the Hubble constant?Joseph Marcus
    Most people associate the discovery that faraway galaxies are receding from us — and thus, that the universe is expanding — with Edwin Hubble, thanks to his landmark 1929 paper. It was one of the most fundamental discoveries in the history of science. But Hubble did not discover the expansion. In the 1910s, a LowellContinue reading "Is it time to rename the Hubble constant?" The post Is it time to rename the Hubble constant? appeared first on Astronomy Magazine.
     

Is it time to rename the Hubble constant?

December 3rd 2024 at 5:30 pm

Most people associate the discovery that faraway galaxies are receding from us — and thus, that the universe is expanding — with Edwin Hubble, thanks to his landmark 1929 paper. It was one of the most fundamental discoveries in the history of science. But Hubble did not discover the expansion. In the 1910s, a LowellContinue reading "Is it time to rename the Hubble constant?"

The post Is it time to rename the Hubble constant? appeared first on Astronomy Magazine.

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  • What is Vega’s smooth-surface secret?Mark Zastrow
    Vega, located in the constellation Lyra, is the fifth-brightest star in the night sky. It is known to be surrounded a disk of particle debris that’s almost 100 billion miles (160 billion kilometers) in diameter. The star and its orbiting disk have been photographed countless times by several observatories and satellites, although it was onlyContinue reading "What is Vega’s smooth-surface secret?" The post What is Vega’s smooth-surface secret? appeared first on Astronomy Magazine.
     

What is Vega’s smooth-surface secret?

December 3rd 2024 at 2:30 pm

Vega, located in the constellation Lyra, is the fifth-brightest star in the night sky. It is known to be surrounded a disk of particle debris that’s almost 100 billion miles (160 billion kilometers) in diameter. The star and its orbiting disk have been photographed countless times by several observatories and satellites, although it was onlyContinue reading "What is Vega’s smooth-surface secret?"

The post What is Vega’s smooth-surface secret? appeared first on Astronomy Magazine.

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  • Tsuchinshan, take a bowMark Zastrow
    Hao Liu, taken in Nanjing, China The name Tsuchinshan was on world’s lips this year when Comet C/2023 A3 — otherwise known as Comet Tsuchinshan-ATLAS — burst into naked-eye view. The name refers to Tuschinshan Observatory (or Purple Mountain Observatory), whose facility in Xuyi was the first to discover the comet. In this image, theContinue reading "Tsuchinshan, take a bow" The post Tsuchinshan, take a bow appeared first on Astronomy Magazine.
     

Tsuchinshan, take a bow

December 3rd 2024 at 8:04 am

Hao Liu, taken in Nanjing, China The name Tsuchinshan was on world’s lips this year when Comet C/2023 A3 — otherwise known as Comet Tsuchinshan-ATLAS — burst into naked-eye view. The name refers to Tuschinshan Observatory (or Purple Mountain Observatory), whose facility in Xuyi was the first to discover the comet. In this image, theContinue reading "Tsuchinshan, take a bow"

The post Tsuchinshan, take a bow appeared first on Astronomy Magazine.

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  • Does dark matter affect our solar system?Astronomy Staff
    Why do we not see effects of dark matter in our solar system and other nearby star systems? Curran RodeAmmannsville, Texas Dark matter refers to material that does not absorb, reflect, or emit any electromagnetic radiation. Astronomers have ascertained the existence of dark matter through the gravitational influence it exerts over visible matter. In fact,Continue reading "Does dark matter affect our solar system?" The post Does dark matter affect our solar system? appeared first on Astronomy Mag
     

Does dark matter affect our solar system?

December 2nd 2024 at 10:30 pm

Why do we not see effects of dark matter in our solar system and other nearby star systems? Curran RodeAmmannsville, Texas Dark matter refers to material that does not absorb, reflect, or emit any electromagnetic radiation. Astronomers have ascertained the existence of dark matter through the gravitational influence it exerts over visible matter. In fact,Continue reading "Does dark matter affect our solar system?"

The post Does dark matter affect our solar system? appeared first on Astronomy Magazine.

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  • Venus may never have had oceansMark Zastrow
    The story of the inner early Solar System goes something like this: Billions of years ago, there were three rocky worlds with oceans of liquid water. Perhaps all three could have been primed for life. But as Mars lost its atmosphere and Venus’ atmosphere experienced a runaway greenhouse effect, only Earth could support life byContinue reading "Venus may never have had oceans" The post Venus may never have had oceans appeared first on Astronomy Magazine.
     

Venus may never have had oceans

December 2nd 2024 at 9:45 pm

The story of the inner early Solar System goes something like this: Billions of years ago, there were three rocky worlds with oceans of liquid water. Perhaps all three could have been primed for life. But as Mars lost its atmosphere and Venus’ atmosphere experienced a runaway greenhouse effect, only Earth could support life byContinue reading "Venus may never have had oceans"

The post Venus may never have had oceans appeared first on Astronomy Magazine.

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  • The Moon passes Saturn: This Week in Astronomy with Dave EicherDavid J. Eicher
    In this episode, Dave Eicher invites you to observe the Moon passing by Saturn on the evening of December 7. Both objects at the time will be in the constellation Aquarius the Water-bearer. The Moon will be 43 percent illuminated, or nearly at its First Quarter phase. The Ringed Planet will lie 4 degrees toContinue reading "The Moon passes Saturn: This Week in Astronomy with Dave Eicher" The post The Moon passes Saturn: This Week in Astronomy with Dave Eicher appeared first on Astronomy Magazine
     

The Moon passes Saturn: This Week in Astronomy with Dave Eicher

December 2nd 2024 at 8:22 pm

In this episode, Dave Eicher invites you to observe the Moon passing by Saturn on the evening of December 7. Both objects at the time will be in the constellation Aquarius the Water-bearer. The Moon will be 43 percent illuminated, or nearly at its First Quarter phase. The Ringed Planet will lie 4 degrees toContinue reading "The Moon passes Saturn: This Week in Astronomy with Dave Eicher"

The post The Moon passes Saturn: This Week in Astronomy with Dave Eicher appeared first on Astronomy Magazine.

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  • Watch Jupiter’s moons in action this monthshill
    It may be cold this month, but now is a great time to get outside and explore Jupiter’s beauty and might. The fifth planet will not only reach opposition on Dec. 7, it will also be at perigee (closest to Earth) on Dec. 6, putting on its biggest and brightest show of the year. KnownContinue reading "Watch Jupiter’s moons in action this month" The post Watch Jupiter’s moons in action this month appeared first on Astronomy Magazine.
     

Watch Jupiter’s moons in action this month

By: shill
December 2nd 2024 at 5:30 pm

It may be cold this month, but now is a great time to get outside and explore Jupiter’s beauty and might. The fifth planet will not only reach opposition on Dec. 7, it will also be at perigee (closest to Earth) on Dec. 6, putting on its biggest and brightest show of the year. KnownContinue reading "Watch Jupiter’s moons in action this month"

The post Watch Jupiter’s moons in action this month appeared first on Astronomy Magazine.

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  • Festive astronomy products for everyone on your listAstronomy Staff
    Universal manual Penguin Random HouseNew York, NY The beauty and science of space combine in the book Smithsonian Atlas of Space. This 400-page hardback, created by NASA’s Chief Historian Roger D. Launius, features illustrations, maps, and images detailing humanity’s understanding of the universe from ancient times to modern day. It also includes profiles of someContinue reading "Festive astronomy products for everyone on your list" The post Festive astronomy products for everyone on your list a
     

Festive astronomy products for everyone on your list

December 1st 2024 at 7:30 pm

Universal manual Penguin Random HouseNew York, NY The beauty and science of space combine in the book Smithsonian Atlas of Space. This 400-page hardback, created by NASA’s Chief Historian Roger D. Launius, features illustrations, maps, and images detailing humanity’s understanding of the universe from ancient times to modern day. It also includes profiles of someContinue reading "Festive astronomy products for everyone on your list"

The post Festive astronomy products for everyone on your list appeared first on Astronomy Magazine.

December 2024: What’s in the sky this month? Jupiter reaches its best Northern Hemisphere opposition in a decade

December 1st 2024 at 9:30 am

Jupiter reaches its best apparition in a decade for northern observers and offers a wealth of detail. Joining in late evening is brilliant Mars, now a month from opposition. Saturn is visible in the early evening, along with Venus soon after sunset. Uranus and Neptune remain visible with binoculars, and Mercury makes a fine morningContinue reading "December 2024: What’s in the sky this month? Jupiter reaches its best Northern Hemisphere opposition in a decade"

The post December 2024: What’s in the sky this month? Jupiter reaches its best Northern Hemisphere opposition in a decade appeared first on Astronomy Magazine.

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  • Need a hand?Mark Zastrow
    Behyar Bakhshandeh from Carlsbad, California Resembling an outstretched hand, the Helping Hand in Cassiopeia consists of the dark nebulae LDN 1355/7/8, which overlie a region of reflection nebulosity cataloged as LBN 643. This imager took 9 hours of exposure on a 4.2-inch scope in LRGB filters. The post Need a hand? appeared first on Astronomy Magazine.
     

Need a hand?

November 30th 2024 at 2:30 pm

Behyar Bakhshandeh from Carlsbad, California Resembling an outstretched hand, the Helping Hand in Cassiopeia consists of the dark nebulae LDN 1355/7/8, which overlie a region of reflection nebulosity cataloged as LBN 643. This imager took 9 hours of exposure on a 4.2-inch scope in LRGB filters.

The post Need a hand? appeared first on Astronomy Magazine.

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  • Jupiter reaches opposition this weekend: How to see itMichael E. Bakich
    If you have a telescope, or access to one, now’s the time to point it at Jupiter. The largest planet in our solar system reaches opposition December 7. That means it’s directly opposite the Sun from our viewpoint here on Earth. It rises at sunset, sets at sunrise, and is visible all night.  During theContinue reading "Jupiter reaches opposition this weekend: How to see it" The post Jupiter reaches opposition this weekend: How to see it appeared first on Astronomy Magazine.
     

Jupiter reaches opposition this weekend: How to see it

December 6th 2024 at 7:13 pm

If you have a telescope, or access to one, now’s the time to point it at Jupiter. The largest planet in our solar system reaches opposition December 7. That means it’s directly opposite the Sun from our viewpoint here on Earth. It rises at sunset, sets at sunrise, and is visible all night.  During theContinue reading "Jupiter reaches opposition this weekend: How to see it"

The post Jupiter reaches opposition this weekend: How to see it appeared first on Astronomy Magazine.

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  • Firecrown opens revolutionary Space Store in ChattanoogaDavid J. Eicher
    Chattanooga, Tennessee, is a favorite city of mine. Not only is it an incredibly beautiful place, with Moccasin Bend in the Tennessee River tucked near the downtown area, but breathtaking views of the whole region await from the towering plateaus of Lookout Mountain and Missionary Ridge, arranged neatly around the city’s perimeter. Moreover, for aContinue reading "Firecrown opens revolutionary Space Store in Chattanooga" The post Firecrown opens revolutionary Space Store in Chattanooga appeared
     

Firecrown opens revolutionary Space Store in Chattanooga

November 29th 2024 at 7:55 pm

Chattanooga, Tennessee, is a favorite city of mine. Not only is it an incredibly beautiful place, with Moccasin Bend in the Tennessee River tucked near the downtown area, but breathtaking views of the whole region await from the towering plateaus of Lookout Mountain and Missionary Ridge, arranged neatly around the city’s perimeter. Moreover, for aContinue reading "Firecrown opens revolutionary Space Store in Chattanooga"

The post Firecrown opens revolutionary Space Store in Chattanooga appeared first on Astronomy Magazine.

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  • The Sky This Week from November 29 to December 6: The Moon meets VenusAlison Klesman
    Friday, November 29Pegasus the Winged Horse might be the most well-known horse-themed star pattern in the sky, but he is not alone. Once you find Pegasus, slowly sinking in the west this evening after sunset, next locate Enif, the star that typically is drawn marking Pegasus’ nose or mouth. Just below (west of) this starContinue reading "The Sky This Week from November 29 to December 6: The Moon meets Venus" The post The Sky This Week from November 29 to December 6: The Moon meets Venus appeared
     

The Sky This Week from November 29 to December 6: The Moon meets Venus

November 29th 2024 at 9:30 am

Friday, November 29Pegasus the Winged Horse might be the most well-known horse-themed star pattern in the sky, but he is not alone. Once you find Pegasus, slowly sinking in the west this evening after sunset, next locate Enif, the star that typically is drawn marking Pegasus’ nose or mouth. Just below (west of) this starContinue reading "The Sky This Week from November 29 to December 6: The Moon meets Venus"

The post The Sky This Week from November 29 to December 6: The Moon meets Venus appeared first on Astronomy Magazine.

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  • How the Moon can save EarthMichael Carroll
    Through the ages, humans have tried to preserve their knowledge and treasures in various repositories, and some of those storehouses have been massive in scale. The library of Ashurbanipal, assembled 700 years before the life of Jesus of Nazareth, is the oldest known collection of human knowledge. Ashurbanipal located his collection of 30,000 cuneiform tabletsContinue reading "How the Moon can save Earth" The post How the Moon can save Earth appeared first on Astronomy Magazine.
     

How the Moon can save Earth

November 28th 2024 at 6:30 pm

Through the ages, humans have tried to preserve their knowledge and treasures in various repositories, and some of those storehouses have been massive in scale. The library of Ashurbanipal, assembled 700 years before the life of Jesus of Nazareth, is the oldest known collection of human knowledge. Ashurbanipal located his collection of 30,000 cuneiform tabletsContinue reading "How the Moon can save Earth"

The post How the Moon can save Earth appeared first on Astronomy Magazine.

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  • No small taskMark Zastrow
    Team ShaRA; data acquired via Chilescope in Rio Hurtado, Chile The latest collaborative processing effort from Team ShaRA targets the Small Magellanic Cloud, working with 13.7 hours of data captured with a cooled CCD camera and 200mm f/2 Nikon lens operated by the Chilescope service. Numerous star-forming emission nebulae are visible, as are details inContinue reading "No small task" The post No small task appeared first on Astronomy Magazine.
     

No small task

November 28th 2024 at 2:30 pm

Team ShaRA; data acquired via Chilescope in Rio Hurtado, Chile The latest collaborative processing effort from Team ShaRA targets the Small Magellanic Cloud, working with 13.7 hours of data captured with a cooled CCD camera and 200mm f/2 Nikon lens operated by the Chilescope service. Numerous star-forming emission nebulae are visible, as are details inContinue reading "No small task"

The post No small task appeared first on Astronomy Magazine.

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  • How astronauts celebrate Thanksgiving in spaceElizabeth Gamillo
    Astronauts aboard the International Space Station may be far from family and friends this Thanksgiving, but will still enjoy a festive meal. The SpaceX CRS-31 supply mission that docked Nov. 5 carried some 2,119 pounds (961 kilograms) of crew supplies. Among those supplies are holiday treats for the eight astronauts currently manning the station, whichContinue reading "How astronauts celebrate Thanksgiving in space" The post How astronauts celebrate Thanksgiving in space appeared first on Astron
     

How astronauts celebrate Thanksgiving in space

November 27th 2024 at 5:30 pm

Astronauts aboard the International Space Station may be far from family and friends this Thanksgiving, but will still enjoy a festive meal. The SpaceX CRS-31 supply mission that docked Nov. 5 carried some 2,119 pounds (961 kilograms) of crew supplies. Among those supplies are holiday treats for the eight astronauts currently manning the station, whichContinue reading "How astronauts celebrate Thanksgiving in space"

The post How astronauts celebrate Thanksgiving in space appeared first on Astronomy Magazine.

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  • The Sombrero Galaxy doffs its cap to the power of JWSTKorey Haynes
    The James Webb Space Telescope (JWST) shows off its infrared capabilities once again in new imaging of the well-known Sombrero Galaxy, otherwise known as Messier 104. By resolving the thickly textured dust clouds in the outer disk and toning down the brilliant central star glow, JWST shows a whole new side of the famous galaxy.Continue reading "The Sombrero Galaxy doffs its cap to the power of JWST" The post The Sombrero Galaxy doffs its cap to the power of JWST appeared first on Astronomy Magaz
     

The Sombrero Galaxy doffs its cap to the power of JWST

November 27th 2024 at 2:30 pm

The James Webb Space Telescope (JWST) shows off its infrared capabilities once again in new imaging of the well-known Sombrero Galaxy, otherwise known as Messier 104. By resolving the thickly textured dust clouds in the outer disk and toning down the brilliant central star glow, JWST shows a whole new side of the famous galaxy.Continue reading "The Sombrero Galaxy doffs its cap to the power of JWST"

The post The Sombrero Galaxy doffs its cap to the power of JWST appeared first on Astronomy Magazine.

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  • NASA picks SpaceX, Blue Origin to fly lunar rover and habitat to the MoonAlison Klesman
    NASA has picked SpaceX and Blue Origin to deliver a lunar rover and habitat to the moon within the next decade. The space agency last week announced it will assign two lunar cargo demonstration missions—one to each partner—under the companies’ contracts to build human landing systems (HLS) for the Artemis moon mission program. SpaceX and Blue Origin are working under multibillion-dollar dealsContinue reading "NASA picks SpaceX, Blue Origin to fly lunar rover and habitat to the Moon" The post NAS
     

NASA picks SpaceX, Blue Origin to fly lunar rover and habitat to the Moon

November 26th 2024 at 10:00 pm

NASA has picked SpaceX and Blue Origin to deliver a lunar rover and habitat to the moon within the next decade. The space agency last week announced it will assign two lunar cargo demonstration missions—one to each partner—under the companies’ contracts to build human landing systems (HLS) for the Artemis moon mission program. SpaceX and Blue Origin are working under multibillion-dollar dealsContinue reading "NASA picks SpaceX, Blue Origin to fly lunar rover and habitat to the Moon"

The post NASA picks SpaceX, Blue Origin to fly lunar rover and habitat to the Moon appeared first on Astronomy Magazine.

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  • This black hole is gulping material 40 times faster than the theoretical limitMark Zastrow
    For decades, astronomers have puzzled over how the supermassive black holes residing in the center of galaxies form. Now, researchers may have found the biggest clue yet to how these monstrous objects — weighing millions of solar masses — came to exist.  An international team used the James Webb Space Telescope’s (JWST) high sensitivity toContinue reading "This black hole is gulping material 40 times faster than the theoretical limit" The post This black hole is gulping material 40 times faster
     

This black hole is gulping material 40 times faster than the theoretical limit

November 26th 2024 at 8:09 pm

For decades, astronomers have puzzled over how the supermassive black holes residing in the center of galaxies form. Now, researchers may have found the biggest clue yet to how these monstrous objects — weighing millions of solar masses — came to exist.  An international team used the James Webb Space Telescope’s (JWST) high sensitivity toContinue reading "This black hole is gulping material 40 times faster than the theoretical limit"

The post This black hole is gulping material 40 times faster than the theoretical limit appeared first on Astronomy Magazine.

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  • On the plateMark Zastrow
    Michael Sussman/Warren Keller The Fish Head Nebula (IC 1795) lies at the corner of the Heart Nebula (Sharpless 2–190) in Cassiopeia, forming a large stellar nursery laced with dark dust lanes. The imagers collected 27.6 hours of data in SHO filters with a 5-inch scope. The post On the plate appeared first on Astronomy Magazine.
     

On the plate

November 26th 2024 at 5:28 pm

Michael Sussman/Warren Keller The Fish Head Nebula (IC 1795) lies at the corner of the Heart Nebula (Sharpless 2–190) in Cassiopeia, forming a large stellar nursery laced with dark dust lanes. The imagers collected 27.6 hours of data in SHO filters with a 5-inch scope.

The post On the plate appeared first on Astronomy Magazine.

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  • Uranus and Neptune have weird magnetic fields — this might be whyAlison Klesman
    In 1986 and 1989, Voyager 2 made the final two stops on its grand tour of the outer solar system when it swept by Uranus and Neptune, respectively. Now, nearly 40 years later, the archive of data the craft collected is still returning unexpected results.  In a paper published today in PNAS, astronomer Burkhard MilitzerContinue reading "Uranus and Neptune have weird magnetic fields — this might be why" The post Uranus and Neptune have weird magnetic fields — this might be why appeared first on As
     

Uranus and Neptune have weird magnetic fields — this might be why

November 25th 2024 at 11:30 pm

In 1986 and 1989, Voyager 2 made the final two stops on its grand tour of the outer solar system when it swept by Uranus and Neptune, respectively. Now, nearly 40 years later, the archive of data the craft collected is still returning unexpected results.  In a paper published today in PNAS, astronomer Burkhard MilitzerContinue reading "Uranus and Neptune have weird magnetic fields — this might be why"

The post Uranus and Neptune have weird magnetic fields — this might be why appeared first on Astronomy Magazine.

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  • Chang’e 6 shakes up our knowledge of the Moon’s farsideRobert Reeves
    China’s lunar exploration program continues to rack up impressive scientific results. Their methodical progression of lunar orbiters, landers, and sample return missions display a consistent national effort to explore and understand the Moon in the 21st century. Unlike the early American and Russian lunar probes at the dawn of the Space Age that often endedContinue reading "Chang’e 6 shakes up our knowledge of the Moon’s farside" The post Chang’e 6 shakes up our knowledge of the Moon’s farside a
     

Chang’e 6 shakes up our knowledge of the Moon’s farside

November 25th 2024 at 9:29 pm

China’s lunar exploration program continues to rack up impressive scientific results. Their methodical progression of lunar orbiters, landers, and sample return missions display a consistent national effort to explore and understand the Moon in the 21st century. Unlike the early American and Russian lunar probes at the dawn of the Space Age that often endedContinue reading "Chang’e 6 shakes up our knowledge of the Moon’s farside"

The post Chang’e 6 shakes up our knowledge of the Moon’s farside appeared first on Astronomy Magazine.

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  • How long would it take for an observer using binoculars to notice the Moon’s terminator moving?Astronomy Staff
    With the Moon’s terminator moving almost 10 mph (16 km/h) across its equator, how long would it take for an observer using binoculars to notice a change in lunar features? Gary GarcharSan Jose, California The lunar terminator, the sunset/sunrise line that sweeps across the Moon’s surface as the Moon orbits Earth, travels at a rateContinue reading "How long would it take for an observer using binoculars to notice the Moon’s terminator moving?" The post How long would it take for an observer using
     

How long would it take for an observer using binoculars to notice the Moon’s terminator moving?

November 25th 2024 at 5:30 pm

With the Moon’s terminator moving almost 10 mph (16 km/h) across its equator, how long would it take for an observer using binoculars to notice a change in lunar features? Gary GarcharSan Jose, California The lunar terminator, the sunset/sunrise line that sweeps across the Moon’s surface as the Moon orbits Earth, travels at a rateContinue reading "How long would it take for an observer using binoculars to notice the Moon’s terminator moving?"

The post How long would it take for an observer using binoculars to notice the Moon’s terminator moving? appeared first on Astronomy Magazine.

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  • Dark energy sheds light on life in the cosmosMark Zastrow
    In the 1960s, celebrated radio astronomer Frank Drake proposed his eponymous equation, which attempted to wrangle with the probability of finding extraterrestrial life — at least, the kind that we could identify through radio broadcasts — somewhere out there in the universe. One of the key parameters of that formulation is the rate of starContinue reading "Dark energy sheds light on life in the cosmos" The post Dark energy sheds light on life in the cosmos appeared first on Astronomy Magazine.
     

Dark energy sheds light on life in the cosmos

November 23rd 2024 at 2:30 pm

In the 1960s, celebrated radio astronomer Frank Drake proposed his eponymous equation, which attempted to wrangle with the probability of finding extraterrestrial life — at least, the kind that we could identify through radio broadcasts — somewhere out there in the universe. One of the key parameters of that formulation is the rate of starContinue reading "Dark energy sheds light on life in the cosmos"

The post Dark energy sheds light on life in the cosmos appeared first on Astronomy Magazine.

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  • The Lion’s markingsMark Zastrow
    David Gluchowski, taken from Brooklyn, New York The Lion Nebula (Sharpless 2–132) is a faint emission nebula lit by young hot stars; their winds and radiation are expanding outward, forming shock waves that comprise many of the lion’s features. This shot also accentuates the play of light and shadow around the lion’s “head”. The imagerContinue reading "The Lion’s markings" The post The Lion’s markings appeared first on Astronomy Magazine.
     

The Lion’s markings

November 22nd 2024 at 10:23 pm

David Gluchowski, taken from Brooklyn, New York The Lion Nebula (Sharpless 2–132) is a faint emission nebula lit by young hot stars; their winds and radiation are expanding outward, forming shock waves that comprise many of the lion’s features. This shot also accentuates the play of light and shadow around the lion’s “head”. The imagerContinue reading "The Lion’s markings"

The post The Lion’s markings appeared first on Astronomy Magazine.

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  • String theory is not dead yetTom Siegfried
    Scientists seeking the secrets of the universe would like to make a model that shows how all of nature’s forces and particles fit together. It would be nice to do it with Legos. But perhaps a better bet would be connecting everything with strings. Not literal strings, of course — but tiny loops or snippetsContinue reading "String theory is not dead yet" The post String theory is not dead yet appeared first on Astronomy Magazine.
     

String theory is not dead yet

November 22nd 2024 at 7:54 pm

Scientists seeking the secrets of the universe would like to make a model that shows how all of nature’s forces and particles fit together. It would be nice to do it with Legos. But perhaps a better bet would be connecting everything with strings. Not literal strings, of course — but tiny loops or snippetsContinue reading "String theory is not dead yet"

The post String theory is not dead yet appeared first on Astronomy Magazine.

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  • JWST spots more light than expected in the early universeTheo Nicitopoulos
    The James Webb Space Telescope (JWST) is well-known for discovering young, bright galaxies in the very early universe. How such regions, bursting with stars, formed so quickly and survived is enticing researchers to rethink cosmic evolution.    A recent study published in Monthly Notices of the Royal Astronomical Society: Letters uses JWST data to probeContinue reading "JWST spots more light than expected in the early universe" The post JWST spots more light than expected in the early universe a
     

JWST spots more light than expected in the early universe

November 22nd 2024 at 5:30 pm

The James Webb Space Telescope (JWST) is well-known for discovering young, bright galaxies in the very early universe. How such regions, bursting with stars, formed so quickly and survived is enticing researchers to rethink cosmic evolution.    A recent study published in Monthly Notices of the Royal Astronomical Society: Letters uses JWST data to probeContinue reading "JWST spots more light than expected in the early universe"

The post JWST spots more light than expected in the early universe appeared first on Astronomy Magazine.

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  • The Sky This Week from November 22 to 29: Venus lingers long after sunsetAlison Klesman
    Friday, November 22Last Quarter Moon occurs at 8:28 P.M. EST, leaving most of the evening dark for deep-sky observing.  About two hours after sunset, you’ll find the Great Square of Pegasus high in the southeastern sky. The Winged Horse is home to a fabulous globular cluster, M15, which just barely hits naked-eye magnitude at 6.2.Continue reading "The Sky This Week from November 22 to 29: Venus lingers long after sunset" The post The Sky This Week from November 22 to 29: Venus lingers long after
     

The Sky This Week from November 22 to 29: Venus lingers long after sunset

November 22nd 2024 at 9:30 am

Friday, November 22Last Quarter Moon occurs at 8:28 P.M. EST, leaving most of the evening dark for deep-sky observing.  About two hours after sunset, you’ll find the Great Square of Pegasus high in the southeastern sky. The Winged Horse is home to a fabulous globular cluster, M15, which just barely hits naked-eye magnitude at 6.2.Continue reading "The Sky This Week from November 22 to 29: Venus lingers long after sunset"

The post The Sky This Week from November 22 to 29: Venus lingers long after sunset appeared first on Astronomy Magazine.

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  • Uranus may not have a weird magnetic field after allKorey Haynes
    In 1986, Voyager 2 flew by the ice giant Uranus. It was humanity’s first close-up view of the outer planet, and it remains the closest any spacecraft has ever come. On this trip, the spacecraft found 10 previously undiscovered moons, two rings, and a truly bizarre magnetic field that has baffled scientists ever since. MostContinue reading "Uranus may not have a weird magnetic field after all" The post Uranus may not have a weird magnetic field after all appeared first on Astronomy Magazine.
     

Uranus may not have a weird magnetic field after all

November 22nd 2024 at 2:13 am

In 1986, Voyager 2 flew by the ice giant Uranus. It was humanity’s first close-up view of the outer planet, and it remains the closest any spacecraft has ever come. On this trip, the spacecraft found 10 previously undiscovered moons, two rings, and a truly bizarre magnetic field that has baffled scientists ever since. MostContinue reading "Uranus may not have a weird magnetic field after all"

The post Uranus may not have a weird magnetic field after all appeared first on Astronomy Magazine.

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  • How Comet ATLAS fizzled outDavid L. Chandler
    When comet C/2024 S1 (ATLAS) was first discovered in late September, it was almost immediately identified as a member of the Kreutz family of Sun-grazing comets. But it was highly unusual for a Kreutz comet — virtually all of these are only discovered in their last hours or days of existence, as they plunge towardContinue reading "How Comet ATLAS fizzled out" The post How Comet ATLAS fizzled out appeared first on Astronomy Magazine.
     

How Comet ATLAS fizzled out

November 21st 2024 at 5:30 pm

When comet C/2024 S1 (ATLAS) was first discovered in late September, it was almost immediately identified as a member of the Kreutz family of Sun-grazing comets. But it was highly unusual for a Kreutz comet — virtually all of these are only discovered in their last hours or days of existence, as they plunge towardContinue reading "How Comet ATLAS fizzled out"

The post How Comet ATLAS fizzled out appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • SpaceX Starship Flight 6: No booster catch, but still pushing the envelopeAlison Klesman
    While it did not recreate the historic Super Heavy booster catch it pulled off last time, SpaceX continued to push the envelope during the sixth test flight of its Starship spacecraft. The largest and most powerful rocket ever built lifted off from SpaceX’s Starbase launchpad in Texas on Tuesday evening, Super Heavy’s 33 Raptor engines creating aContinue reading "SpaceX Starship Flight 6: No booster catch, but still pushing the envelope" The post SpaceX Starship Flight 6: No booster catch, but s
     

SpaceX Starship Flight 6: No booster catch, but still pushing the envelope

November 20th 2024 at 11:43 pm

While it did not recreate the historic Super Heavy booster catch it pulled off last time, SpaceX continued to push the envelope during the sixth test flight of its Starship spacecraft. The largest and most powerful rocket ever built lifted off from SpaceX’s Starbase launchpad in Texas on Tuesday evening, Super Heavy’s 33 Raptor engines creating aContinue reading "SpaceX Starship Flight 6: No booster catch, but still pushing the envelope"

The post SpaceX Starship Flight 6: No booster catch, but still pushing the envelope appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • This young, shrouded super-Neptune could help teach us how such planets formAlison Klesman
    Not so far from Earth, an infant planet is just getting its start at life. And by peeking beneath the thick cocoon of material surrounding it, astronomers could be getting a rare chance to watch a world for which our solar system has no equivalent settle into its early life. The planet closely orbits theContinue reading "This young, shrouded super-Neptune could help teach us how such planets form" The post This young, shrouded super-Neptune could help teach us how such planets form appeared firs
     

This young, shrouded super-Neptune could help teach us how such planets form

November 20th 2024 at 7:42 pm

Not so far from Earth, an infant planet is just getting its start at life. And by peeking beneath the thick cocoon of material surrounding it, astronomers could be getting a rare chance to watch a world for which our solar system has no equivalent settle into its early life. The planet closely orbits theContinue reading "This young, shrouded super-Neptune could help teach us how such planets form"

The post This young, shrouded super-Neptune could help teach us how such planets form appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • The past, present, and future of Boeing in spaceBen Evans
    In October, The Wall Street Journal reported that Boeing may shed its space business to focus on commercial aircraft and defense systems. This could be due in part to this summer’s test flight of its Starliner crew transport to the International Space Station (ISS), which adversely reshaped public opinion of the beleaguered aerospace titan. ButContinue reading "The past, present, and future of Boeing in space" The post The past, present, and future of Boeing in space appeared first on Astronomy
     

The past, present, and future of Boeing in space

By: Ben Evans
November 20th 2024 at 5:30 pm

In October, The Wall Street Journal reported that Boeing may shed its space business to focus on commercial aircraft and defense systems. This could be due in part to this summer’s test flight of its Starliner crew transport to the International Space Station (ISS), which adversely reshaped public opinion of the beleaguered aerospace titan. ButContinue reading "The past, present, and future of Boeing in space"

The post The past, present, and future of Boeing in space appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • The billowing cosmosMark Zastrow
    Jeff Schilling from Houston, Texas The dark nebulae LDN 935/6 contrast with billowing clouds of bright emission from the North America Nebula (NGC 7000). For this close-up study of light and dark in motion, the imager took 13¼ hours of exposure in Hubble-palette filters. The post The billowing cosmos appeared first on Astronomy Magazine.
     
  • ✇Astronomy Magazine
  • Scientists discover significant ‘missing matter’ in the gas between galaxy clustersAlison Klesman
    The game is afoot! Astronomers may have found some of the universe’s missing matter, thanks to one team’s cosmic detective work. The case has been open for more than 20 years. In the 1990s and early 2000s, scientists sleuthed out the universe’s contents using observations from the cosmic microwave background radiation and Big Bang models.Continue reading "Scientists discover significant ‘missing matter’ in the gas between galaxy clusters" The post Scientists discover significant ‘missing matter’
     

Scientists discover significant ‘missing matter’ in the gas between galaxy clusters

November 19th 2024 at 8:05 pm

The game is afoot! Astronomers may have found some of the universe’s missing matter, thanks to one team’s cosmic detective work. The case has been open for more than 20 years. In the 1990s and early 2000s, scientists sleuthed out the universe’s contents using observations from the cosmic microwave background radiation and Big Bang models.Continue reading "Scientists discover significant ‘missing matter’ in the gas between galaxy clusters"

The post Scientists discover significant ‘missing matter’ in the gas between galaxy clusters appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Lowell Observatory celebrates a monumental renewalDavid J. Eicher
    On Saturday, Nov. 16, in Flagstaff, Arizona, the astronomy world changed a bit.  Lowell Observatory has long been a beacon of history in the cosmic universe. Here, Boston Brahmin Percival Lowell founded an institution to study the heavens from the far west in 1894. Here he famously studied Mars, an early obsession, believing it toContinue reading "Lowell Observatory celebrates a monumental renewal" The post Lowell Observatory celebrates a monumental renewal appeared first on Astronomy Magazine.
     

Lowell Observatory celebrates a monumental renewal

November 19th 2024 at 7:20 pm

On Saturday, Nov. 16, in Flagstaff, Arizona, the astronomy world changed a bit.  Lowell Observatory has long been a beacon of history in the cosmic universe. Here, Boston Brahmin Percival Lowell founded an institution to study the heavens from the far west in 1894. Here he famously studied Mars, an early obsession, believing it toContinue reading "Lowell Observatory celebrates a monumental renewal"

The post Lowell Observatory celebrates a monumental renewal appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • How big is Earth’s orbit around the Sun?Astronomy Staff
    How big is the ellipse that our planet travels in a year around the Sun? J.J. MüdespacherMexico City, Mexico Earth’s orbit around the Sun is not circular, but an ellipse that is slightly elongated with an eccentricity of 0.017. (An eccentricity of 0 is a circle, while the dwarf planet Pluto has a relatively highContinue reading "How big is Earth’s orbit around the Sun?" The post How big is Earth’s orbit around the Sun? appeared first on Astronomy Magazine.
     

How big is Earth’s orbit around the Sun?

November 18th 2024 at 7:30 pm

How big is the ellipse that our planet travels in a year around the Sun? J.J. MüdespacherMexico City, Mexico Earth’s orbit around the Sun is not circular, but an ellipse that is slightly elongated with an eccentricity of 0.017. (An eccentricity of 0 is a circle, while the dwarf planet Pluto has a relatively highContinue reading "How big is Earth’s orbit around the Sun?"

The post How big is Earth’s orbit around the Sun? appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • SpaceX Starship Flight 6: What to watch forMark Zastrow
    SpaceX is targeting the sixth test flight of its Starship spacecraft and Super Heavy booster — which comprise the largest and most powerful rocket system ever built — as early as Monday. Both the rocket and booster were moved to the launch mount this week for stacking. The mission, which like previous Starship flights willContinue reading "SpaceX Starship Flight 6: What to watch for" The post SpaceX Starship Flight 6: What to watch for appeared first on Astronomy Magazine.
     

SpaceX Starship Flight 6: What to watch for

November 16th 2024 at 5:41 am

SpaceX is targeting the sixth test flight of its Starship spacecraft and Super Heavy booster — which comprise the largest and most powerful rocket system ever built — as early as Monday. Both the rocket and booster were moved to the launch mount this week for stacking. The mission, which like previous Starship flights willContinue reading "SpaceX Starship Flight 6: What to watch for"

The post SpaceX Starship Flight 6: What to watch for appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • JWST just found a black hole starving its host galaxy to deathAlison Klesman
    Astronomer Francesco D’Eugenio wasn’t looking for a murdered galaxy.  His team set out to measure the motions of stars in a distant galaxy and to understand why they appeared so old. Similar massive galaxies in the early universe were typically bustling with new star formation, and D’Eugenio, a scientist at the Kavli Institute for CosmologyContinue reading "JWST just found a black hole starving its host galaxy to death" The post JWST just found a black hole starving its host galaxy to death appe
     

JWST just found a black hole starving its host galaxy to death

November 15th 2024 at 5:30 pm

Astronomer Francesco D’Eugenio wasn’t looking for a murdered galaxy.  His team set out to measure the motions of stars in a distant galaxy and to understand why they appeared so old. Similar massive galaxies in the early universe were typically bustling with new star formation, and D’Eugenio, a scientist at the Kavli Institute for CosmologyContinue reading "JWST just found a black hole starving its host galaxy to death"

The post JWST just found a black hole starving its host galaxy to death appeared first on Astronomy Magazine.

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  • Draconic fratricideMark Zastrow
    Kfir Simon, taken from Tivoli Farm, Namibia At a distance of 3,900 light-years in Norma the Square lies NGC 6164/5, also known as the Dragon’s Egg. Astronomers think the binary star at its center, HD 148937, was originally a triple system. The billowing outer shell was caused by stellar winds early in the system’s life;Continue reading "Draconic fratricide" The post Draconic fratricide appeared first on Astronomy Magazine.
     

Draconic fratricide

November 15th 2024 at 2:30 pm

Kfir Simon, taken from Tivoli Farm, Namibia At a distance of 3,900 light-years in Norma the Square lies NGC 6164/5, also known as the Dragon’s Egg. Astronomers think the binary star at its center, HD 148937, was originally a triple system. The billowing outer shell was caused by stellar winds early in the system’s life;Continue reading "Draconic fratricide"

The post Draconic fratricide appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • The Sky This Week from November 15 to 22: 2024’s last Super Moon occults the PleiadesAlison Klesman
    Friday, November 15We’re starting out the week strong with the Moon on center stage. November’s Full Moon, also called the Beaver Moon, occurs at 4:29 P.M. EST. But there’s more to this Full Moon — it’s a Super Moon, which occurs when the Moon reaches Full near its closest point to Earth, called perigee. ItContinue reading "The Sky This Week from November 15 to 22: 2024’s last Super Moon occults the Pleiades" The post The Sky This Week from November 15 to 22: 2024’s last Super Moon occults the P
     

The Sky This Week from November 15 to 22: 2024’s last Super Moon occults the Pleiades

November 15th 2024 at 9:30 am

Friday, November 15We’re starting out the week strong with the Moon on center stage. November’s Full Moon, also called the Beaver Moon, occurs at 4:29 P.M. EST. But there’s more to this Full Moon — it’s a Super Moon, which occurs when the Moon reaches Full near its closest point to Earth, called perigee. ItContinue reading "The Sky This Week from November 15 to 22: 2024’s last Super Moon occults the Pleiades"

The post The Sky This Week from November 15 to 22: 2024’s last Super Moon occults the Pleiades appeared first on Astronomy Magazine.

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  • How some black holes maintain long-distance relationshipsMark Zastrow
    The European Space Agency’s Gaia emission has revealed two unexpected black holes orbiting stars like our own Sun. One minor problem: we’re not exactly sure how black holes like this should form. But a team of researchers might have an answer.  Astronomers can’t directly observe black holes. That’s because by definition they do not emitContinue reading "How some black holes maintain long-distance relationships" The post How some black holes maintain long-distance relationships appeared first on
     

How some black holes maintain long-distance relationships

November 15th 2024 at 12:47 am

The European Space Agency’s Gaia emission has revealed two unexpected black holes orbiting stars like our own Sun. One minor problem: we’re not exactly sure how black holes like this should form. But a team of researchers might have an answer.  Astronomers can’t directly observe black holes. That’s because by definition they do not emitContinue reading "How some black holes maintain long-distance relationships"

The post How some black holes maintain long-distance relationships appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • New Starlink satellites could be 32 times brighter in radio waves than beforeSamantha Hill
    Researchers using the Low Frequency Array (LOFAR) radio telescope in Europe have discovered the second generation of Starlink satellites emit higher levels of radio waves that could pose a serious risk to radio astronomy. This issue of radio-wave emission is in addition to the sunlight that Starlink and other satellites reflect, which can be visibleContinue reading "New Starlink satellites could be 32 times brighter in radio waves than before" The post New Starlink satellites could be 32 times b
     

New Starlink satellites could be 32 times brighter in radio waves than before

November 13th 2024 at 7:29 pm

Researchers using the Low Frequency Array (LOFAR) radio telescope in Europe have discovered the second generation of Starlink satellites emit higher levels of radio waves that could pose a serious risk to radio astronomy. This issue of radio-wave emission is in addition to the sunlight that Starlink and other satellites reflect, which can be visibleContinue reading "New Starlink satellites could be 32 times brighter in radio waves than before"

The post New Starlink satellites could be 32 times brighter in radio waves than before appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Could black holes create dark energy? Alison Klesman
    Black holes are the universe’s shadowy figures, with many millions of them roaming unseen in our galaxy alone. These cosmic heavyweights famously destroy anything that wanders too close, tearing stars and other objects to shreds with their immense gravitational pull.  But that may not be the end of the story for those doomed objects. AContinue reading "Could black holes create dark energy? " The post Could black holes create dark energy?  appeared first on Astronomy Magazine.
     

Could black holes create dark energy? 

November 13th 2024 at 5:30 pm

Black holes are the universe’s shadowy figures, with many millions of them roaming unseen in our galaxy alone. These cosmic heavyweights famously destroy anything that wanders too close, tearing stars and other objects to shreds with their immense gravitational pull.  But that may not be the end of the story for those doomed objects. AContinue reading "Could black holes create dark energy? "

The post Could black holes create dark energy?  appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Under the Tuscan sunsMark Zastrow
    Marco Meniero taken from Poggio Pinzuti, Italy The stars pirouette around Polaris above the hills of Tuscany near Pisa in this two-panel panorama taken with a Nikon Z9 mirrorless camera and a 70mm zoom lens. The imager captured 170 exposures of 15 seconds at f/4.5 and ISO 250. The post Under the Tuscan suns appeared first on Astronomy Magazine.
     
  • ✇Astronomy Magazine
  • What is dark energy?David J. Eicher
    In a 1998 research breakthrough, Saul Perlmutter of the University of California, Berkeley, and his colleagues in the Supernova Cosmology Project found the expansion rate of the universe is accelerating. Perlmutter and his team made the discovery by observing distant type Ia supernovae, whose brightnesses are well known, at different distances. His team made observationsContinue reading "What is dark energy?" The post What is dark energy? appeared first on Astronomy Magazine.
     

What is dark energy?

November 12th 2024 at 8:07 pm

In a 1998 research breakthrough, Saul Perlmutter of the University of California, Berkeley, and his colleagues in the Supernova Cosmology Project found the expansion rate of the universe is accelerating. Perlmutter and his team made the discovery by observing distant type Ia supernovae, whose brightnesses are well known, at different distances. His team made observationsContinue reading "What is dark energy?"

The post What is dark energy? appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • ESO captures Dark Wolf Nebula stalking across the Milky Way Korey Haynes
    Inside the bright but unassumingly named nebula Gum 55 lies a dark nebula — a rift of dust grains that absorb visible light — creating a swatch of darkness against the glow of bright gas. Fittingly named for its shape, the Dark Wolf Nebula is no mere puppy — it spans an area some fourContinue reading "ESO captures Dark Wolf Nebula stalking across the Milky Way " The post ESO captures Dark Wolf Nebula stalking across the Milky Way  appeared first on Astronomy Magazine.
     

ESO captures Dark Wolf Nebula stalking across the Milky Way 

November 12th 2024 at 7:45 pm

Inside the bright but unassumingly named nebula Gum 55 lies a dark nebula — a rift of dust grains that absorb visible light — creating a swatch of darkness against the glow of bright gas. Fittingly named for its shape, the Dark Wolf Nebula is no mere puppy — it spans an area some fourContinue reading "ESO captures Dark Wolf Nebula stalking across the Milky Way "

The post ESO captures Dark Wolf Nebula stalking across the Milky Way  appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • New astronomy products to be thankful forAstronomy Staff
    Star struck Wisconsin Historical Society PressMadison, WI In Chasing the Stars, authors Kelly Tyrell and James Lattis discuss the astronomical achievements of Washburn Observatory at the University of Wisconsin. The book’s 256 pages feature many images and details the early days of stargazing in the region, as well as Washburn’s many modern discoveries in theContinue reading "New astronomy products to be thankful for" The post New astronomy products to be thankful for appeared first on Astronomy
     

New astronomy products to be thankful for

November 12th 2024 at 5:30 pm

Star struck Wisconsin Historical Society PressMadison, WI In Chasing the Stars, authors Kelly Tyrell and James Lattis discuss the astronomical achievements of Washburn Observatory at the University of Wisconsin. The book’s 256 pages feature many images and details the early days of stargazing in the region, as well as Washburn’s many modern discoveries in theContinue reading "New astronomy products to be thankful for"

The post New astronomy products to be thankful for appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Dust on dustMark Zastrow
    Lynn Hilborn from Grafton, Ontario The origin of the reflection nebula van den Bergh 9 in Cassiopeia is the Cepheid variable star SU Cas; its blue light is reflected by surrounding dust, which are themselves partially shrouded by thicker dust clouds. This image represents 5 hours of exposure on an 8-inch scope in RGB filters. The post Dust on dust appeared first on Astronomy Magazine.
     

Dust on dust

November 11th 2024 at 11:40 pm

Lynn Hilborn from Grafton, Ontario The origin of the reflection nebula van den Bergh 9 in Cassiopeia is the Cepheid variable star SU Cas; its blue light is reflected by surrounding dust, which are themselves partially shrouded by thicker dust clouds. This image represents 5 hours of exposure on an 8-inch scope in RGB filters.

The post Dust on dust appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • The Leonid meteor shower: This Week in Astronomy with Dave EicherDavid J. Eicher
    In this episode, Dave Eicher invites you to observe the what happens when our planet, during its journey around the Sun, runs into a stream of particles in its orbit. Such an event is called a meteor shower, and because the streaks of light from these meteors seem to all come from a point in theContinue reading "The Leonid meteor shower: This Week in Astronomy with Dave Eicher" The post The Leonid meteor shower: This Week in Astronomy with Dave Eicher appeared first on Astronomy Magazine.
     

The Leonid meteor shower: This Week in Astronomy with Dave Eicher

November 11th 2024 at 7:52 pm

In this episode, Dave Eicher invites you to observe the what happens when our planet, during its journey around the Sun, runs into a stream of particles in its orbit. Such an event is called a meteor shower, and because the streaks of light from these meteors seem to all come from a point in theContinue reading "The Leonid meteor shower: This Week in Astronomy with Dave Eicher"

The post The Leonid meteor shower: This Week in Astronomy with Dave Eicher appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • What is the universe expanding into?Astronomy Staff
    What is the universe expanding into? Euan TobinEdinburgh, Scotland This excellent question forces us to confront a region beyond the bounds of our intuition, so please bear with me. When you inflate a balloon, the balloon’s membrane moves outward, closer to the boundaries of whatever room encloses it. You can easily visualize this expansion becauseContinue reading "What is the universe expanding into?" The post What is the universe expanding into? appeared first on Astronomy Magazine.
     

What is the universe expanding into?

November 11th 2024 at 7:30 pm

What is the universe expanding into? Euan TobinEdinburgh, Scotland This excellent question forces us to confront a region beyond the bounds of our intuition, so please bear with me. When you inflate a balloon, the balloon’s membrane moves outward, closer to the boundaries of whatever room encloses it. You can easily visualize this expansion becauseContinue reading "What is the universe expanding into?"

The post What is the universe expanding into? appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • How carbon dioxide glaciers gave Mars liquid waterKorey Haynes
    Mars is tantalizingly similar to Earth in many ways, but especially in its surface features, which often resemble Earth deserts to an eerie degree. Both Earth and Mars share features such as valleys; canyons; fanlike washes of sand and rock; and long, winding gravel ridges called eskers. All are formed by flowing water, marking theContinue reading "How carbon dioxide glaciers gave Mars liquid water" The post How carbon dioxide glaciers gave Mars liquid water appeared first on Astronomy Magazine.
     

How carbon dioxide glaciers gave Mars liquid water

November 8th 2024 at 9:38 pm

Mars is tantalizingly similar to Earth in many ways, but especially in its surface features, which often resemble Earth deserts to an eerie degree. Both Earth and Mars share features such as valleys; canyons; fanlike washes of sand and rock; and long, winding gravel ridges called eskers. All are formed by flowing water, marking theContinue reading "How carbon dioxide glaciers gave Mars liquid water"

The post How carbon dioxide glaciers gave Mars liquid water appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • How to see a Saturn ring mirageStephen James O'Meara
    Roughly every 15 years, Earth passes through the plane of Saturn’s rings, causing them to nearly disappear from view — not to mention generating a variety of other interesting phenomena. The next such edge-on appearance will be in March 2025, though Saturn will unfortunately be too close to the Sun (only 9.5° away) for usContinue reading "How to see a Saturn ring mirage" The post How to see a Saturn ring mirage appeared first on Astronomy Magazine.
     

How to see a Saturn ring mirage

November 8th 2024 at 5:30 pm

Roughly every 15 years, Earth passes through the plane of Saturn’s rings, causing them to nearly disappear from view — not to mention generating a variety of other interesting phenomena. The next such edge-on appearance will be in March 2025, though Saturn will unfortunately be too close to the Sun (only 9.5° away) for usContinue reading "How to see a Saturn ring mirage"

The post How to see a Saturn ring mirage appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • SpaceX: Starship Flight 6 coming later this monthMark Zastrow
    The sixth test flight of Starship — the largest and most powerful rocket to ever fly — will launch no earlier than 5 p.m. EST on Monday, November 18, SpaceX said Wednesday. The previous test flight of Starship, which SpaceX also refers to simply as “Ship,” and the Super Heavy booster resulted in the unprecedented catchContinue reading "SpaceX: Starship Flight 6 coming later this month" The post SpaceX: Starship Flight 6 coming later this month appeared first on Astronomy Magazine.
     

SpaceX: Starship Flight 6 coming later this month

November 8th 2024 at 2:30 pm

The sixth test flight of Starship — the largest and most powerful rocket to ever fly — will launch no earlier than 5 p.m. EST on Monday, November 18, SpaceX said Wednesday. The previous test flight of Starship, which SpaceX also refers to simply as “Ship,” and the Super Heavy booster resulted in the unprecedented catchContinue reading "SpaceX: Starship Flight 6 coming later this month"

The post SpaceX: Starship Flight 6 coming later this month appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • The Sky This Week from November 8 to 15: Catch the Leonids earlyAlison Klesman
    Friday, November 8Although the constellation Perseus is perhaps best known for housing the famous Double Cluster, it’s also home to another open star cluster: M34, one of the Hero’s two Messier objects.  M34 is some 180 million years old and sits 1,400 light-years from Earth. The cluster contains about 100 stars and takes up roughlyContinue reading "The Sky This Week from November 8 to 15: Catch the Leonids early" The post The Sky This Week from November 8 to 15: Catch the Leonids early appeared
     

The Sky This Week from November 8 to 15: Catch the Leonids early

November 8th 2024 at 9:30 am

Friday, November 8Although the constellation Perseus is perhaps best known for housing the famous Double Cluster, it’s also home to another open star cluster: M34, one of the Hero’s two Messier objects.  M34 is some 180 million years old and sits 1,400 light-years from Earth. The cluster contains about 100 stars and takes up roughlyContinue reading "The Sky This Week from November 8 to 15: Catch the Leonids early"

The post The Sky This Week from November 8 to 15: Catch the Leonids early appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Five ‘shy,’ lesser-known deep-sky gems to observeStuart Atkinson
    Many constellations are well-known for having one very special deep-sky object within their borders, something so famous that when you read or hear that constellation’s name, you instantly think of it, like an astronomical word association game. Orion? The Orion Nebula! Andromeda? The Andromeda Galaxy, of course! Lyra? Easy — the Ring Nebula. And Perseus?Continue reading "Five ‘shy,’ lesser-known deep-sky gems to observe" The post Five ‘shy,’ lesser-known deep-sky gems to observe appeared first
     

Five ‘shy,’ lesser-known deep-sky gems to observe

November 7th 2024 at 5:30 pm

Many constellations are well-known for having one very special deep-sky object within their borders, something so famous that when you read or hear that constellation’s name, you instantly think of it, like an astronomical word association game. Orion? The Orion Nebula! Andromeda? The Andromeda Galaxy, of course! Lyra? Easy — the Ring Nebula. And Perseus?Continue reading "Five ‘shy,’ lesser-known deep-sky gems to observe"

The post Five ‘shy,’ lesser-known deep-sky gems to observe appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Learn the difference between common astronomical termsStuart Atkinson
    Astronomy is a science and a hobby that loves long words, acronyms, and abbreviations. At times, listening to someone talking about an event happening in the sky or an object faraway in space can feel like watching one of those episodes of Star Trek where the characters spend 10 minutes just speaking in “technobabble,” soContinue reading "Learn the difference between common astronomical terms" The post Learn the difference between common astronomical terms appeared first on Astronomy Magazine.
     

Learn the difference between common astronomical terms

November 6th 2024 at 9:30 pm

Astronomy is a science and a hobby that loves long words, acronyms, and abbreviations. At times, listening to someone talking about an event happening in the sky or an object faraway in space can feel like watching one of those episodes of Star Trek where the characters spend 10 minutes just speaking in “technobabble,” soContinue reading "Learn the difference between common astronomical terms"

The post Learn the difference between common astronomical terms appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • A meteoric volleyMark Zastrow
    Xiaofeng Qu, taken at Xiaochaidan Lake, Qinghai Province, China The Perseid meteors streak across the sky from its radiant in the constellation Perseus appearing in this perspective to be lobbed across the sky. This panorama of 17 stitched 60-second frames was taken with a Nikon DSLR at 14mm lens at f/1.8. Sky frames were capturedContinue reading "A meteoric volley" The post A meteoric volley appeared first on Astronomy Magazine.
     

A meteoric volley

November 6th 2024 at 8:37 pm

Xiaofeng Qu, taken at Xiaochaidan Lake, Qinghai Province, China The Perseid meteors streak across the sky from its radiant in the constellation Perseus appearing in this perspective to be lobbed across the sky. This panorama of 17 stitched 60-second frames was taken with a Nikon DSLR at 14mm lens at f/1.8. Sky frames were capturedContinue reading "A meteoric volley"

The post A meteoric volley appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • We’re entering the era of private space stationsDoug Adler
    The era of the International Space Station (ISS) is coming to a close. In the near future, NASA plans to bring down the station in a controlled deorbit. The end of the ISS will leave a large gap in human spaceflight, although the Chinese Tiangong space station is currently active. Still, to make a spaceContinue reading "We’re entering the era of private space stations" The post We’re entering the era of private space stations appeared first on Astronomy Magazine.
     

We’re entering the era of private space stations

November 6th 2024 at 6:30 pm

The era of the International Space Station (ISS) is coming to a close. In the near future, NASA plans to bring down the station in a controlled deorbit. The end of the ISS will leave a large gap in human spaceflight, although the Chinese Tiangong space station is currently active. Still, to make a spaceContinue reading "We’re entering the era of private space stations"

The post We’re entering the era of private space stations appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Starmus La Palma: The Island of Stars lineup revealed Alison Klesman
    Today, at the World Travel Market in London, STARMUS and The Canary Islands proudly unveiled the line-up for the highly anticipated STARMUS La Palma festival. The announcement was made during a special presentation led by STARMUS co-founder and Director, Prof. Garik Israelian, featuring the President of the Cabildo de La Palma, Sergio Rodríguez. Under theContinue reading "Starmus La Palma: The Island of Stars lineup revealed " The post Starmus La Palma: The Island of Stars lineup revealed  appea
     

Starmus La Palma: The Island of Stars lineup revealed 

November 6th 2024 at 12:42 am

Today, at the World Travel Market in London, STARMUS and The Canary Islands proudly unveiled the line-up for the highly anticipated STARMUS La Palma festival. The announcement was made during a special presentation led by STARMUS co-founder and Director, Prof. Garik Israelian, featuring the President of the Cabildo de La Palma, Sergio Rodríguez. Under theContinue reading "Starmus La Palma: The Island of Stars lineup revealed "

The post Starmus La Palma: The Island of Stars lineup revealed  appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Could a methane crust be keeping Titan warm?Alison Klesman
    The second-largest moon in our solar system may have a secret ingredient that explains many of its mysteries — and maybe ups the chances for life there. In research published Sept. 30 in The Planetary Science Journal, a University of Hawaii-led team modeled the potential for methane clathrate (a kind of methane-infused water ice) inContinue reading "Could a methane crust be keeping Titan warm?" The post Could a methane crust be keeping Titan warm? appeared first on Astronomy Magazine.
     

Could a methane crust be keeping Titan warm?

November 5th 2024 at 10:30 pm

The second-largest moon in our solar system may have a secret ingredient that explains many of its mysteries — and maybe ups the chances for life there. In research published Sept. 30 in The Planetary Science Journal, a University of Hawaii-led team modeled the potential for methane clathrate (a kind of methane-infused water ice) inContinue reading "Could a methane crust be keeping Titan warm?"

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  • This famous black hole system is actually a tripleDaniela Mata
    Despite their destructive forces, black holes are often seen in with a companion, such as a star, neutron star, white dwarf, or even another black hole. However, a study published Oct. 23 in Nature has found that the black hole binary system V404 Cygni, which contains a black hole and a small star, has anContinue reading "This famous black hole system is actually a triple" The post This famous black hole system is actually a triple appeared first on Astronomy Magazine.
     

This famous black hole system is actually a triple

November 5th 2024 at 7:30 pm

Despite their destructive forces, black holes are often seen in with a companion, such as a star, neutron star, white dwarf, or even another black hole. However, a study published Oct. 23 in Nature has found that the black hole binary system V404 Cygni, which contains a black hole and a small star, has anContinue reading "This famous black hole system is actually a triple"

The post This famous black hole system is actually a triple appeared first on Astronomy Magazine.

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  • Explore the science of rainbowsRaymond Shubinski
    Rainbows don’t actually exist. You can’t find the end of a rainbow (or its attendant pot of gold). It’s not possible to walk across a rainbow as the Norse gods did on the Bifrost, the bridge for fallen warriors to reach Valhalla, or to travel over one like Dorothy to Oz. Rather, rainbows and otherContinue reading "Explore the science of rainbows" The post Explore the science of rainbows appeared first on Astronomy Magazine.
     

Explore the science of rainbows

November 5th 2024 at 5:30 pm

Rainbows don’t actually exist. You can’t find the end of a rainbow (or its attendant pot of gold). It’s not possible to walk across a rainbow as the Norse gods did on the Bifrost, the bridge for fallen warriors to reach Valhalla, or to travel over one like Dorothy to Oz. Rather, rainbows and otherContinue reading "Explore the science of rainbows"

The post Explore the science of rainbows appeared first on Astronomy Magazine.

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  • Universe, Discovered: Comet Tsuchinshan-ATLAS still a naked eye object — barelyDavid J. Eicher
    Stellar Stories Comet Tsuchinshan-ATLAS now a faint naked-eye object Moving across the constellation Ophiuchus in the evening sky, Comet C/2023 A3 Tsuchinshan-ATLAS continues to fade as it moves farther away from Earth and the Sun. The comet now glows at 6th magnitude, keeping it as a faint naked-eye object under a very dark sky. ButContinue reading "Universe, Discovered: Comet Tsuchinshan-ATLAS still a naked eye object — barely" The post Universe, Discovered: Comet Tsuchinshan-ATLAS still a nak
     

Universe, Discovered: Comet Tsuchinshan-ATLAS still a naked eye object — barely

November 5th 2024 at 2:30 pm

Stellar Stories Comet Tsuchinshan-ATLAS now a faint naked-eye object Moving across the constellation Ophiuchus in the evening sky, Comet C/2023 A3 Tsuchinshan-ATLAS continues to fade as it moves farther away from Earth and the Sun. The comet now glows at 6th magnitude, keeping it as a faint naked-eye object under a very dark sky. ButContinue reading "Universe, Discovered: Comet Tsuchinshan-ATLAS still a naked eye object — barely"

The post Universe, Discovered: Comet Tsuchinshan-ATLAS still a naked eye object — barely appeared first on Astronomy Magazine.

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  • Universe, Discovered: Hera launches to asteroid crash sceneDavid J. Eicher
    Stellar Stories Hera spacecraft launched The European Space Agency’s Hxera spacecraft launched on October 7, initiating an exciting exploration of an unusual asteroid. The solar system contains many thousands of small asteroid bodies, but the target here — 65803 Didymos, is a binary object spanning some 850 meters (about half a mile). The accompanying imageContinue reading "Universe, Discovered: Hera launches to asteroid crash scene" The post Universe, Discovered: Hera launches to asteroid crash
     

Universe, Discovered: Hera launches to asteroid crash scene

November 5th 2024 at 11:46 am

Stellar Stories Hera spacecraft launched The European Space Agency’s Hxera spacecraft launched on October 7, initiating an exciting exploration of an unusual asteroid. The solar system contains many thousands of small asteroid bodies, but the target here — 65803 Didymos, is a binary object spanning some 850 meters (about half a mile). The accompanying imageContinue reading "Universe, Discovered: Hera launches to asteroid crash scene"

The post Universe, Discovered: Hera launches to asteroid crash scene appeared first on Astronomy Magazine.

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  • The Moon meets Saturn: This Week in Astronomy with Dave EicherDavid J. Eicher
    In this episode, Dave Eicher invites you to observe the Moon as it closely passes the Ringed Planet on the evening of November 10. Our natural satellite will be just past its First Quarter phase, while Saturn will glow nicely at magnitude 0.8. If you have a telescope and point it at Saturn, you’ll seeContinue reading "The Moon meets Saturn: This Week in Astronomy with Dave Eicher" The post The Moon meets Saturn: This Week in Astronomy with Dave Eicher appeared first on Astronomy Magazine.
     

The Moon meets Saturn: This Week in Astronomy with Dave Eicher

November 5th 2024 at 2:42 am

In this episode, Dave Eicher invites you to observe the Moon as it closely passes the Ringed Planet on the evening of November 10. Our natural satellite will be just past its First Quarter phase, while Saturn will glow nicely at magnitude 0.8. If you have a telescope and point it at Saturn, you’ll seeContinue reading "The Moon meets Saturn: This Week in Astronomy with Dave Eicher"

The post The Moon meets Saturn: This Week in Astronomy with Dave Eicher appeared first on Astronomy Magazine.

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  • Here are the nine sites where Artemis 3 might land on the MoonRobert Reeves
    It has been 52 years since Apollo 17 lifted off from the Taurus-Littrow Valley on the Moon.  All the Apollo landing sites, starting with Tranquility Base on the Moon’s Sea of Tranquility, have been immortalized in print and film and are well known to space aficionados worldwide. But soon, another name will join the exclusiveContinue reading "Here are the nine sites where Artemis 3 might land on the Moon" The post Here are the nine sites where Artemis 3 might land on the Moon appeared first on As
     

Here are the nine sites where Artemis 3 might land on the Moon

November 4th 2024 at 8:56 pm

It has been 52 years since Apollo 17 lifted off from the Taurus-Littrow Valley on the Moon.  All the Apollo landing sites, starting with Tranquility Base on the Moon’s Sea of Tranquility, have been immortalized in print and film and are well known to space aficionados worldwide. But soon, another name will join the exclusiveContinue reading "Here are the nine sites where Artemis 3 might land on the Moon"

The post Here are the nine sites where Artemis 3 might land on the Moon appeared first on Astronomy Magazine.

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  • How are long-exposure astrophotos made? Astronomy Staff
    Many astrophotos feature exposures of 12 hours or more. Since nighttime darkness is only about this long, this implies multiple exposures on different nights. How does one set things up to get the exact same location, and avoid parallax error due to Earth’s rotation and orbit? Jose G. RieraSt. Augustine, Florida You are correct, manyContinue reading "How are long-exposure astrophotos made? " The post How are long-exposure astrophotos made?  appeared first on Astronomy Magazine.
     

How are long-exposure astrophotos made? 

November 4th 2024 at 7:30 pm

Many astrophotos feature exposures of 12 hours or more. Since nighttime darkness is only about this long, this implies multiple exposures on different nights. How does one set things up to get the exact same location, and avoid parallax error due to Earth’s rotation and orbit? Jose G. RieraSt. Augustine, Florida You are correct, manyContinue reading "How are long-exposure astrophotos made? "

The post How are long-exposure astrophotos made?  appeared first on Astronomy Magazine.

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  • Eye of the universeMark Zastrow
    Overall Photons: Andrea Iorio, Elisa Cuccu, Fernando Linsalata, Javier Caldera, Paul Montague, Carlos Uriarte Castillo, Darius Kopriva, Drew Evans, Bruno Rota Sargi, Blake Behrends, Manuel Alejandro Chavarría Silva, Phillip Hoppes, Jan Beranek, Roberto Volpini, Pier Mattia Basciano, Marco Finatti, Jeff Ratino, Vakhtang Khutsishvili, and Patrice Soom NGC 7293 — better known as the Helix NebulaContinue reading "Eye of the universe" The post Eye of the universe appeared first on Astronomy Magazine.
     

Eye of the universe

November 4th 2024 at 2:30 pm

Overall Photons: Andrea Iorio, Elisa Cuccu, Fernando Linsalata, Javier Caldera, Paul Montague, Carlos Uriarte Castillo, Darius Kopriva, Drew Evans, Bruno Rota Sargi, Blake Behrends, Manuel Alejandro Chavarría Silva, Phillip Hoppes, Jan Beranek, Roberto Volpini, Pier Mattia Basciano, Marco Finatti, Jeff Ratino, Vakhtang Khutsishvili, and Patrice Soom NGC 7293 — better known as the Helix NebulaContinue reading "Eye of the universe"

The post Eye of the universe appeared first on Astronomy Magazine.

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  • How Edwin Hubble won the Great DebateAlison Klesman
    By the dawn of the 20th century, not much had changed in the 400 years since Galileo’s discovery of the four jovian moons and his confirmation of Copernicus’ Sun-centered solar system.  Through the early 1900s, astronomers disagreed on whether the universe was home to a multitude of galaxies, so-called “island universes,” or contained entirely withinContinue reading "How Edwin Hubble won the Great Debate" The post How Edwin Hubble won the Great Debate appeared first on Astronomy Magazine.
     

How Edwin Hubble won the Great Debate

November 2nd 2024 at 8:30 pm

By the dawn of the 20th century, not much had changed in the 400 years since Galileo’s discovery of the four jovian moons and his confirmation of Copernicus’ Sun-centered solar system.  Through the early 1900s, astronomers disagreed on whether the universe was home to a multitude of galaxies, so-called “island universes,” or contained entirely withinContinue reading "How Edwin Hubble won the Great Debate"

The post How Edwin Hubble won the Great Debate appeared first on Astronomy Magazine.

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  • Chandra X-ray telescope, facing chopping block, gets reprieve from NASARandall Hyman
    Scientists breathed a collective sigh of relief last week when NASA announced that the Chandra X-ray Observatory had been spared the chopping block — at least for another year. It was an abrupt about-face from plans announced in March to decommission the space-based telescope by this December.  Much of the credit for the 11th-hour stayContinue reading "Chandra X-ray telescope, facing chopping block, gets reprieve from NASA" The post Chandra X-ray telescope, facing chopping block, gets reprieve f
     

Chandra X-ray telescope, facing chopping block, gets reprieve from NASA

November 2nd 2024 at 1:00 am

Scientists breathed a collective sigh of relief last week when NASA announced that the Chandra X-ray Observatory had been spared the chopping block — at least for another year. It was an abrupt about-face from plans announced in March to decommission the space-based telescope by this December.  Much of the credit for the 11th-hour stayContinue reading "Chandra X-ray telescope, facing chopping block, gets reprieve from NASA"

The post Chandra X-ray telescope, facing chopping block, gets reprieve from NASA appeared first on Astronomy Magazine.

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  • Opinion: An international affairs expert breaks down Harris and Trump’s records on space policyAlison Klesman
    The next president of the United States could be the first in that office to accept a phone call from the Moon and hear a woman’s voice on the line. To do so, they’ll first need to make a series of strategic space policy decisions. They’ll also need a little luck. Enormous government investment supports outerContinue reading "Opinion: An international affairs expert breaks down Harris and Trump’s records on space policy" The post Opinion: An international affairs expert breaks down Harris and Tr
     

Opinion: An international affairs expert breaks down Harris and Trump’s records on space policy

November 1st 2024 at 11:15 pm

The next president of the United States could be the first in that office to accept a phone call from the Moon and hear a woman’s voice on the line. To do so, they’ll first need to make a series of strategic space policy decisions. They’ll also need a little luck. Enormous government investment supports outerContinue reading "Opinion: An international affairs expert breaks down Harris and Trump’s records on space policy"

The post Opinion: An international affairs expert breaks down Harris and Trump’s records on space policy appeared first on Astronomy Magazine.

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  • Gales of NovemberMark Zastrow
    Bob Fera/Steve Mandel, taken from Sierra Remote Observatories, California The Sailboat Cluster (NGC 225) is an open star cluster in Cassiopeia; its common name was given to it by Astronomy contributor Rodney Pommier for the visual pattern of its stars. (If you can’t see the sailboat, try tilting your head slightly to the right.) TheContinue reading "Gales of November" The post Gales of November appeared first on Astronomy Magazine.
     

Gales of November

November 1st 2024 at 7:17 pm

Bob Fera/Steve Mandel, taken from Sierra Remote Observatories, California The Sailboat Cluster (NGC 225) is an open star cluster in Cassiopeia; its common name was given to it by Astronomy contributor Rodney Pommier for the visual pattern of its stars. (If you can’t see the sailboat, try tilting your head slightly to the right.) TheContinue reading "Gales of November"

The post Gales of November appeared first on Astronomy Magazine.

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  • Here’s how ISS astronauts will vote in the 2024 electionAlison Klesman
    Astronauts aboard the International Space Station (ISS) orbit the Earth hundreds of miles above American soil. But that doesn’t mean they can’t vote while they float. Indeed, Boeing Starliner astronauts Butch Wilmore and Suni Williams—who have been in the orbital laboratory since June after their test mission was extended due to safety concerns—said they intend to cast their ballots in theContinue reading "Here’s how ISS astronauts will vote in the 2024 election" The post Here’s how ISS astronau
     

Here’s how ISS astronauts will vote in the 2024 election

November 1st 2024 at 6:35 pm

Astronauts aboard the International Space Station (ISS) orbit the Earth hundreds of miles above American soil. But that doesn’t mean they can’t vote while they float. Indeed, Boeing Starliner astronauts Butch Wilmore and Suni Williams—who have been in the orbital laboratory since June after their test mission was extended due to safety concerns—said they intend to cast their ballots in theContinue reading "Here’s how ISS astronauts will vote in the 2024 election"

The post Here’s how ISS astronauts will vote in the 2024 election appeared first on Astronomy Magazine.

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  • Bringing the Sun to lightSten Odenwald
    For thousands of years, humans have worshipped the Sun. Our ancestors built monuments and temples to it, and used it to mark the annual cycle of seasons. For ancient Egyptians, their most important god, Re, was the personification of the Sun itself. Today, we are no less in thrall to the wonders and mysteries ofContinue reading "Bringing the Sun to light" The post Bringing the Sun to light appeared first on Astronomy Magazine.
     

Bringing the Sun to light

November 1st 2024 at 4:30 pm

For thousands of years, humans have worshipped the Sun. Our ancestors built monuments and temples to it, and used it to mark the annual cycle of seasons. For ancient Egyptians, their most important god, Re, was the personification of the Sun itself. Today, we are no less in thrall to the wonders and mysteries ofContinue reading "Bringing the Sun to light"

The post Bringing the Sun to light appeared first on Astronomy Magazine.

November 2024: What’s in the sky this month? Mars and Jupiter are improving, while Uranus reaches opposition

November 1st 2024 at 8:30 am

November brings many sights to explore, including Mercury in the early evening, Mars brightening, and the giant planets Jupiter and Saturn adding to the spectacle. Jupiter in particular is reaching its best apparition in a decade for Northern Hemisphere observers. Let’s start soon after sunset. Mercury hugs the southwest horizon and remains easily visible throughoutContinue reading "November 2024: What’s in the sky this month? Mars and Jupiter are improving, while Uranus reaches opposition"

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  • The Sky This Week from November 1 to 8: Valles Marineris comes into viewAlison Klesman
    Friday, November 1New Moon occurs this morning at 8:47 A.M. EDT.  The planet Mercury is now becoming visible, low in the evening sky. If you have a clear view southwest, you may catch the planet some 30 minutes after sunset, hanging just 2° above the horizon. Although bright at magnitude –0.3, it may be difficultContinue reading "The Sky This Week from November 1 to 8: Valles Marineris comes into view" The post The Sky This Week from November 1 to 8: Valles Marineris comes into view appeared fir
     

The Sky This Week from November 1 to 8: Valles Marineris comes into view

November 1st 2024 at 8:30 am

Friday, November 1New Moon occurs this morning at 8:47 A.M. EDT.  The planet Mercury is now becoming visible, low in the evening sky. If you have a clear view southwest, you may catch the planet some 30 minutes after sunset, hanging just 2° above the horizon. Although bright at magnitude –0.3, it may be difficultContinue reading "The Sky This Week from November 1 to 8: Valles Marineris comes into view"

The post The Sky This Week from November 1 to 8: Valles Marineris comes into view appeared first on Astronomy Magazine.

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  • Arecibo telescope was doomed by hurricane damage and human failures, says reportMark Zastrow
    Puerto Rico’s Arecibo Observatory was felled by the combination of a hurricane, an equipment failure never before seen in the annals of engineering, and an “alarming” lack of concern from engineers and inspectors when crucial support cables were seen slipping out of their sockets years before the main platform of the famed radio telescope cameContinue reading "Arecibo telescope was doomed by hurricane damage and human failures, says report" The post Arecibo telescope was doomed by hurricane dama
     

Arecibo telescope was doomed by hurricane damage and human failures, says report

October 31st 2024 at 11:43 pm

Puerto Rico’s Arecibo Observatory was felled by the combination of a hurricane, an equipment failure never before seen in the annals of engineering, and an “alarming” lack of concern from engineers and inspectors when crucial support cables were seen slipping out of their sockets years before the main platform of the famed radio telescope cameContinue reading "Arecibo telescope was doomed by hurricane damage and human failures, says report"

The post Arecibo telescope was doomed by hurricane damage and human failures, says report appeared first on Astronomy Magazine.

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  • Boo!Mark Zastrow
    Jeff Schilling from Houston, Texas The star Gamma (γ) Cassiopeia sets aglow the interstellar clouds of IC 63 and IC 59, which appear like a ghost and its tail, respectively. This imager used a 5-inch refractor to take exposures in HαRGB filters of 5.4, 2, 2, and 2 hours, respectively. The post Boo! appeared first on Astronomy Magazine.
     

Boo!

October 31st 2024 at 1:23 am

Jeff Schilling from Houston, Texas The star Gamma (γ) Cassiopeia sets aglow the interstellar clouds of IC 63 and IC 59, which appear like a ghost and its tail, respectively. This imager used a 5-inch refractor to take exposures in HαRGB filters of 5.4, 2, 2, and 2 hours, respectively.

The post Boo! appeared first on Astronomy Magazine.

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  • Tales of the Sun: From myth to modern scienceAlison Klesman
    For all of human history, the Sun has served as a great constant in daily life. As this brilliant orb blazes across the sky, it sustaind life, provides harmonious rhythms to our world, and marks the continuous passage of time. It is no wonder that curious minds have always sought to explain both the Sun’sContinue reading "Tales of the Sun: From myth to modern science" The post Tales of the Sun: From myth to modern science appeared first on Astronomy Magazine.
     

Tales of the Sun: From myth to modern science

October 30th 2024 at 9:40 pm

For all of human history, the Sun has served as a great constant in daily life. As this brilliant orb blazes across the sky, it sustaind life, provides harmonious rhythms to our world, and marks the continuous passage of time. It is no wonder that curious minds have always sought to explain both the Sun’sContinue reading "Tales of the Sun: From myth to modern science"

The post Tales of the Sun: From myth to modern science appeared first on Astronomy Magazine.

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  • Watch a zombie star feed on its companionDaniela Mata
    “Watch out for rambunctious stars. They are trouble,” says Astronomy Editor David Eicher. The Hubble Space Telescope (HST) just published a new photograph showing the stunning masterpiece that is R Aquarii, lying about 700 light-years away in the constellation Aquarius the Water-bearer. It is an uncommon type of binary star system displaying chaotic behavior andContinue reading "Watch a zombie star feed on its companion" The post Watch a zombie star feed on its companion appeared first on Astron
     

Watch a zombie star feed on its companion

October 30th 2024 at 4:30 pm

“Watch out for rambunctious stars. They are trouble,” says Astronomy Editor David Eicher. The Hubble Space Telescope (HST) just published a new photograph showing the stunning masterpiece that is R Aquarii, lying about 700 light-years away in the constellation Aquarius the Water-bearer. It is an uncommon type of binary star system displaying chaotic behavior andContinue reading "Watch a zombie star feed on its companion"

The post Watch a zombie star feed on its companion appeared first on Astronomy Magazine.

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  • How Yerkes Observatory started overSamantha Hill
    The town of Williams Bay, Wisconsin is much like any other small city on a lake, with an offering of tourist shops and an active beach. But just a short drive past the activity brings you to Yerkes Observatory. Behind an opening of trees stands a sprawling, grand estate with a well-manicured lawn and aContinue reading "How Yerkes Observatory started over" The post How Yerkes Observatory started over appeared first on Astronomy Magazine.
     

How Yerkes Observatory started over

October 29th 2024 at 6:37 pm

The town of Williams Bay, Wisconsin is much like any other small city on a lake, with an offering of tourist shops and an active beach. But just a short drive past the activity brings you to Yerkes Observatory. Behind an opening of trees stands a sprawling, grand estate with a well-manicured lawn and aContinue reading "How Yerkes Observatory started over"

The post How Yerkes Observatory started over appeared first on Astronomy Magazine.

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  • Astronomers find a mini black holeAlison Klesman
    Astronomers have discovered a lightweight black hole that’s a bit of a cosmic conundrum. Hypothetically, black hole masses can range all the way from far less than a paperclip to at least tens of billions of times more than the Sun. But observations have revealed a strange scarcity of black holes between about two andContinue reading "Astronomers find a mini black hole" The post Astronomers find a mini black hole appeared first on Astronomy Magazine.
     

Astronomers find a mini black hole

October 29th 2024 at 3:30 pm

Astronomers have discovered a lightweight black hole that’s a bit of a cosmic conundrum. Hypothetically, black hole masses can range all the way from far less than a paperclip to at least tens of billions of times more than the Sun. But observations have revealed a strange scarcity of black holes between about two andContinue reading "Astronomers find a mini black hole"

The post Astronomers find a mini black hole appeared first on Astronomy Magazine.

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  • Ring of fireMark Zastrow
    Vikas Chander, taken from Observatorio El Sauce, Chile NGC 1291 (also cataloged as NGC 1269) lies 33 million light-years away in Eridanus. At 12 billion years old, the galaxy has lost most of its spiral structure and matured into a transitional state — yet it has an outer ring that still forming stars, appearing blue inContinue reading "Ring of fire" The post Ring of fire appeared first on Astronomy Magazine.
     

Ring of fire

October 28th 2024 at 11:47 pm

Vikas Chander, taken from Observatorio El Sauce, Chile NGC 1291 (also cataloged as NGC 1269) lies 33 million light-years away in Eridanus. At 12 billion years old, the galaxy has lost most of its spiral structure and matured into a transitional state — yet it has an outer ring that still forming stars, appearing blue inContinue reading "Ring of fire"

The post Ring of fire appeared first on Astronomy Magazine.

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  • For sale: One Boeing space program, says reportKorey Haynes
    The Wall Street Journal reported on Friday that Boeing is getting out of the space business — or trying to. Part of a wider move to trim and improve business holdings and operations, the company is looking to offload its space program, assuming it can find a suitable buyer. Boeing has been one of NASA’sContinue reading "For sale: One Boeing space program, says report" The post For sale: One Boeing space program, says report appeared first on Astronomy Magazine.
     

For sale: One Boeing space program, says report

October 28th 2024 at 10:18 pm

The Wall Street Journal reported on Friday that Boeing is getting out of the space business — or trying to. Part of a wider move to trim and improve business holdings and operations, the company is looking to offload its space program, assuming it can find a suitable buyer. Boeing has been one of NASA’sContinue reading "For sale: One Boeing space program, says report"

The post For sale: One Boeing space program, says report appeared first on Astronomy Magazine.

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  • Observe the Andromeda Galaxy: This Week in Astronomy with Dave EicherDavid J. Eicher
    In this episode, Dave Eicher invites you to observe one of the most famous deep-sky objects, the Andromeda Galaxy, also known as Messier 31 (M31). Named for its location in the constellation Andromeda the Princess, M31 lies some 2.5 million light-years from Earth. While sharp-eyed observers can see it without optical aid, binoculars and telescopes giveContinue reading "Observe the Andromeda Galaxy: This Week in Astronomy with Dave Eicher" The post Observe the Andromeda Galaxy: This Week in Astro
     

Observe the Andromeda Galaxy: This Week in Astronomy with Dave Eicher

October 28th 2024 at 7:34 pm

In this episode, Dave Eicher invites you to observe one of the most famous deep-sky objects, the Andromeda Galaxy, also known as Messier 31 (M31). Named for its location in the constellation Andromeda the Princess, M31 lies some 2.5 million light-years from Earth. While sharp-eyed observers can see it without optical aid, binoculars and telescopes giveContinue reading "Observe the Andromeda Galaxy: This Week in Astronomy with Dave Eicher"

The post Observe the Andromeda Galaxy: This Week in Astronomy with Dave Eicher appeared first on Astronomy Magazine.

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  • Astronomers find out the first known brown dwarf is actually twinsAlison Klesman
    In 1995, a parallel race was on in astronomy — one to find the first planet beyond our own solar system, and the other to find the first brown dwarf, a class of object too heavy to be a planet, but below the mass of a star.  Astronomers ended up publishing the discovery of theContinue reading "Astronomers find out the first known brown dwarf is actually twins" The post Astronomers find out the first known brown dwarf is actually twins appeared first on Astronomy Magazine.
     

Astronomers find out the first known brown dwarf is actually twins

October 28th 2024 at 6:30 pm

In 1995, a parallel race was on in astronomy — one to find the first planet beyond our own solar system, and the other to find the first brown dwarf, a class of object too heavy to be a planet, but below the mass of a star.  Astronomers ended up publishing the discovery of theContinue reading "Astronomers find out the first known brown dwarf is actually twins"

The post Astronomers find out the first known brown dwarf is actually twins appeared first on Astronomy Magazine.

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  • How the Cluster II mission studied the Sun’s effects on EarthSten Odenwald
    On July 26, 2000, the European Space Agency (ESA) launched the Salsa satellite, which joined its three companion satellites — Samba, Rumba, and Tango — on the Cluster II mission, scheduled to last two years. On Sep. 8, after more than 24 years of service, Salsa re-entered Earth’s atmosphere in a controlled de-orbit, where itContinue reading "How the Cluster II mission studied the Sun’s effects on Earth" The post How the Cluster II mission studied the Sun’s effects on Earth appeared first on Astr
     

How the Cluster II mission studied the Sun’s effects on Earth

October 28th 2024 at 4:30 pm

On July 26, 2000, the European Space Agency (ESA) launched the Salsa satellite, which joined its three companion satellites — Samba, Rumba, and Tango — on the Cluster II mission, scheduled to last two years. On Sep. 8, after more than 24 years of service, Salsa re-entered Earth’s atmosphere in a controlled de-orbit, where itContinue reading "How the Cluster II mission studied the Sun’s effects on Earth"

The post How the Cluster II mission studied the Sun’s effects on Earth appeared first on Astronomy Magazine.

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  • Is this black hole jet making stars explode?Daniela Mata
    Supernovae, the violent explosions that occur when stars die, normally happen sporadically within galaxies. However, by shifting the angle of the Hubble Space Telescope’s line of sight toward M87, astronomers recently spotted double the expected amount of supernovae along a massive 3,000-light-year-long jet blasting out of the supermassive black hole at the galaxy’s center. ResearchersContinue reading "Is this black hole jet making stars explode?" The post Is this black hole jet making stars exp
     

Is this black hole jet making stars explode?

October 25th 2024 at 11:03 pm

Supernovae, the violent explosions that occur when stars die, normally happen sporadically within galaxies. However, by shifting the angle of the Hubble Space Telescope’s line of sight toward M87, astronomers recently spotted double the expected amount of supernovae along a massive 3,000-light-year-long jet blasting out of the supermassive black hole at the galaxy’s center. ResearchersContinue reading "Is this black hole jet making stars explode?"

The post Is this black hole jet making stars explode? appeared first on Astronomy Magazine.

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  • Lighting the wayMark Zastrow
    Moshen Chan from San Francisco, California The tail of Comet Tsuchinshan-ATLAS (C/2023 A3) fans out over the Pacific Ocean and the Point Reyes Lighthouse in California. The photographer used a Sony mirrorless camera and 20mm f/1.8 lens to take sixteen 10-second subframes. The post Lighting the way appeared first on Astronomy Magazine.
     

Lighting the way

October 25th 2024 at 9:47 pm

Moshen Chan from San Francisco, California The tail of Comet Tsuchinshan-ATLAS (C/2023 A3) fans out over the Pacific Ocean and the Point Reyes Lighthouse in California. The photographer used a Sony mirrorless camera and 20mm f/1.8 lens to take sixteen 10-second subframes.

The post Lighting the way appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Betelgeuse may have a BetelbuddyKorey Haynes
    The bright red supergiant star Betelgeuse has long been a familiar sight for star watchers, winking with a ruddy glow from the shoulder of Orion the Hunter. But it’s also an increasingly popular target for professional astronomers thanks to its scientific peculiarities, ranging from pulsations to mysterious dimming events. Now, astronomers think they may haveContinue reading "Betelgeuse may have a Betelbuddy" The post Betelgeuse may have a Betelbuddy appeared first on Astronomy Magazine.
     

Betelgeuse may have a Betelbuddy

October 25th 2024 at 7:56 pm

The bright red supergiant star Betelgeuse has long been a familiar sight for star watchers, winking with a ruddy glow from the shoulder of Orion the Hunter. But it’s also an increasingly popular target for professional astronomers thanks to its scientific peculiarities, ranging from pulsations to mysterious dimming events. Now, astronomers think they may haveContinue reading "Betelgeuse may have a Betelbuddy"

The post Betelgeuse may have a Betelbuddy appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • The Sky This Week from October 25 to November 1: Callisto slips south of JupiterAlison Klesman
    Friday, October 25Venus passes 3° north of Antares at 3 P.M. EDT. The pair is very low in the southwest, but if you’ve got a clear horizon, both should be visible some 40 minutes after sunset. Venus stands out first, glowing a brilliant magnitude –4. Compare its light to dimmer, magnitude 1.1 Antares, to theContinue reading "The Sky This Week from October 25 to November 1: Callisto slips south of Jupiter" The post The Sky This Week from October 25 to November 1: Callisto slips south of Jupiter a
     

The Sky This Week from October 25 to November 1: Callisto slips south of Jupiter

October 25th 2024 at 8:30 am

Friday, October 25Venus passes 3° north of Antares at 3 P.M. EDT. The pair is very low in the southwest, but if you’ve got a clear horizon, both should be visible some 40 minutes after sunset. Venus stands out first, glowing a brilliant magnitude –4. Compare its light to dimmer, magnitude 1.1 Antares, to theContinue reading "The Sky This Week from October 25 to November 1: Callisto slips south of Jupiter"

The post The Sky This Week from October 25 to November 1: Callisto slips south of Jupiter appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • What to watch: NASA Crew-8 astronauts set for early Friday splashdownMark Zastrow
    Four NASA astronauts are set to splash down Friday morning after spending more than 200 days aboard the International Space Station (ISS). The four-person crew of NASA’s Crew-8 mission — comprising NASA astronauts Matthew Dominick, Michael Barratt, and Jeanette Epps, and Roscosmos cosmonaut Alexander Grebenkin — will return to Earth around dawn on Friday, splashing downContinue reading "What to watch: NASA Crew-8 astronauts set for early Friday splashdown" The post What to watch: NASA Crew-8 ast
     

What to watch: NASA Crew-8 astronauts set for early Friday splashdown

October 25th 2024 at 1:05 am

Four NASA astronauts are set to splash down Friday morning after spending more than 200 days aboard the International Space Station (ISS). The four-person crew of NASA’s Crew-8 mission — comprising NASA astronauts Matthew Dominick, Michael Barratt, and Jeanette Epps, and Roscosmos cosmonaut Alexander Grebenkin — will return to Earth around dawn on Friday, splashing downContinue reading "What to watch: NASA Crew-8 astronauts set for early Friday splashdown"

The post What to watch: NASA Crew-8 astronauts set for early Friday splashdown appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • XRISM’s data debut proves its extraordinary capabilitiesDaniela Mata
    The X-Ray Imaging and Spectroscopy Mission (XRISM) isn’t the first of its kind, but the state-of-the-art spectroscopic instruments onboard have opened new doors for high-energy astrophysics.  Active galactic nuclei (AGN) —  supermassive black holes that actively gobble material and shine brightly in the resulting chaos — have always held mysteries for astrophysicists. Now, a yearContinue reading "XRISM’s data debut proves its extraordinary capabilities" The post XRISM’s data debut proves its ext
     

XRISM’s data debut proves its extraordinary capabilities

October 23rd 2024 at 11:10 pm

The X-Ray Imaging and Spectroscopy Mission (XRISM) isn’t the first of its kind, but the state-of-the-art spectroscopic instruments onboard have opened new doors for high-energy astrophysics.  Active galactic nuclei (AGN) —  supermassive black holes that actively gobble material and shine brightly in the resulting chaos — have always held mysteries for astrophysicists. Now, a yearContinue reading "XRISM’s data debut proves its extraordinary capabilities"

The post XRISM’s data debut proves its extraordinary capabilities appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Center stageMark Zastrow
    Lucas Thibaud, taken near Cerro Pachon in Chile The Milky Way serves as a proscenium arch for the zodiacal light and Comet C/2023 A3 (Tsuchinshan-ATLAS) in this panorama taken Oct. 19 from the Chilean Andes. The photographer used a Canon 6Da DSLR and a 20mm f/1.4 lens to take twelve 8-second frames at ISO 1600. The post Center stage appeared first on Astronomy Magazine.
     

Center stage

October 23rd 2024 at 8:54 pm

Lucas Thibaud, taken near Cerro Pachon in Chile The Milky Way serves as a proscenium arch for the zodiacal light and Comet C/2023 A3 (Tsuchinshan-ATLAS) in this panorama taken Oct. 19 from the Chilean Andes. The photographer used a Canon 6Da DSLR and a 20mm f/1.4 lens to take twelve 8-second frames at ISO 1600.

The post Center stage appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Crew-8 has returned from space on record-breaking SpaceX capsuleBen Evans
    When SpaceX’s Crew Dragon capsule Endeavour returns to Earth this week, she will set a clutch of records for the most time spent in space by a crewed spacecraft. Launched for her fifth mission in March, Endeavour has notched 23 cumulative months in orbit, circled Earth 11,000 times and traveled 292 million miles (470 millionContinue reading "Crew-8 has returned from space on record-breaking SpaceX capsule" The post Crew-8 has returned from space on record-breaking SpaceX capsule appeared first o
     

Crew-8 has returned from space on record-breaking SpaceX capsule

By: Ben Evans
October 22nd 2024 at 10:44 pm

When SpaceX’s Crew Dragon capsule Endeavour returns to Earth this week, she will set a clutch of records for the most time spent in space by a crewed spacecraft. Launched for her fifth mission in March, Endeavour has notched 23 cumulative months in orbit, circled Earth 11,000 times and traveled 292 million miles (470 millionContinue reading "Crew-8 has returned from space on record-breaking SpaceX capsule"

The post Crew-8 has returned from space on record-breaking SpaceX capsule appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Can you still see Comet Tsuchinshan-ATLAS?Michael E. Bakich
    Comet C/2023 A3  — better known as Tsuchinshan-ATLAS — is fading in brightness as it speeds away from the Sun and Earth in the evening sky. It’s still visible to the naked eye in a dark sky, and it’s certainly an easy target for binoculars. But now’s your last chance to see it — soContinue reading "Can you still see Comet Tsuchinshan-ATLAS?" The post Can you still see Comet Tsuchinshan-ATLAS? appeared first on Astronomy Magazine.
     

Can you still see Comet Tsuchinshan-ATLAS?

October 22nd 2024 at 1:47 am

Comet C/2023 A3  — better known as Tsuchinshan-ATLAS — is fading in brightness as it speeds away from the Sun and Earth in the evening sky. It’s still visible to the naked eye in a dark sky, and it’s certainly an easy target for binoculars. But now’s your last chance to see it — soContinue reading "Can you still see Comet Tsuchinshan-ATLAS?"

The post Can you still see Comet Tsuchinshan-ATLAS? appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • The Orionid meteor shower: This Week in Astronomy with Dave EicherDavid J. Eicher
    In this episode, Dave Eicher invites you to observe one of the major meteor showers of the year. It’s called the Orionids because all the meteors seem to come from a spot in the constellation Orion the Hunter. The meteor activity will peak in the early morning hours of October 21. If you can’t getContinue reading "The Orionid meteor shower: This Week in Astronomy with Dave Eicher" The post The Orionid meteor shower: This Week in Astronomy with Dave Eicher appeared first on Astronomy Magazine.
     

The Orionid meteor shower: This Week in Astronomy with Dave Eicher

October 22nd 2024 at 1:10 am

In this episode, Dave Eicher invites you to observe one of the major meteor showers of the year. It’s called the Orionids because all the meteors seem to come from a spot in the constellation Orion the Hunter. The meteor activity will peak in the early morning hours of October 21. If you can’t getContinue reading "The Orionid meteor shower: This Week in Astronomy with Dave Eicher"

The post The Orionid meteor shower: This Week in Astronomy with Dave Eicher appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Blazing starMark Zastrow
    Aldo Rocco Vitale taken from Sicily, Italy This shot of Comet Tsuchinshan-ATLAS (C/2023 A3) was taken Oct. 14 from the southern flank of Mount Etna in Piano Vetore at an elevation of 5,700 feet (1750 m). The different hues come from the two tails — one of dust (orange-yellow in this shot) and one ofContinue reading "Blazing star" The post Blazing star appeared first on Astronomy Magazine.
     

Blazing star

October 21st 2024 at 7:11 pm

Aldo Rocco Vitale taken from Sicily, Italy This shot of Comet Tsuchinshan-ATLAS (C/2023 A3) was taken Oct. 14 from the southern flank of Mount Etna in Piano Vetore at an elevation of 5,700 feet (1750 m). The different hues come from the two tails — one of dust (orange-yellow in this shot) and one ofContinue reading "Blazing star"

The post Blazing star appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Comet and cactusMark Zastrow
    John Vermette, taken from Saguaro National Park near Tucson, Arizona Comet C/2023 A3 is pictured here Oct. 15. The image is a stack of twenty-six 3-second shots with a 50mm f/1.4 lens at ISO 3200. The post Comet and cactus appeared first on Astronomy Magazine.
     
  • ✇Astronomy Magazine
  • Finding your first astroimaging rigshill
    Getting started in astrophotography can be daunting. With so many different telescopes, cameras, and mounts and all their variations, where do you start? The first piece of equipment you should choose is a mount, the mechanical base that the telescope attaches to. For astrophotography, the mount must be motorized, and ideally computer-controllable. This might soundContinue reading "Finding your first astroimaging rig" The post Finding your first astroimaging rig appeared first on Astronomy Magaz
     

Finding your first astroimaging rig

By: shill
October 18th 2024 at 4:30 pm

Getting started in astrophotography can be daunting. With so many different telescopes, cameras, and mounts and all their variations, where do you start? The first piece of equipment you should choose is a mount, the mechanical base that the telescope attaches to. For astrophotography, the mount must be motorized, and ideally computer-controllable. This might soundContinue reading "Finding your first astroimaging rig"

The post Finding your first astroimaging rig appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • The Sky This Week from October 18 to 25: The Orionid meteors peakAlison Klesman
    Friday, October 18There’s still time to catch Comet C/2023 A3 (Tsuchinshan-ATLAS) in the west after sunset, even as it pulls away from the Sun and Earth on its way back toward the outer reaches of the solar system. Currently hovering between 1st and 2nd magnitude, the comet can be spotted with naked eyes from aContinue reading "The Sky This Week from October 18 to 25: The Orionid meteors peak" The post The Sky This Week from October 18 to 25: The Orionid meteors peak appeared first on Astronomy
     

The Sky This Week from October 18 to 25: The Orionid meteors peak

October 18th 2024 at 8:30 am

Friday, October 18There’s still time to catch Comet C/2023 A3 (Tsuchinshan-ATLAS) in the west after sunset, even as it pulls away from the Sun and Earth on its way back toward the outer reaches of the solar system. Currently hovering between 1st and 2nd magnitude, the comet can be spotted with naked eyes from aContinue reading "The Sky This Week from October 18 to 25: The Orionid meteors peak"

The post The Sky This Week from October 18 to 25: The Orionid meteors peak appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • See Comet Tsuchinshan-ATLAS while you still canMichael E. Bakich
    Comet C/2023 A3, also known as Tsuchinshan-ATLAS, has been in the evening sky for a week now. If you haven’t seen it, that’s understandable because there’s also been a bright Moon in the sky. But the Moon is Full tonight (Oct. 17) and will rise later tomorrow (Oct. 18) and each night thereafter. So, tryContinue reading "See Comet Tsuchinshan-ATLAS while you still can" The post See Comet Tsuchinshan-ATLAS while you still can appeared first on Astronomy Magazine.
     

See Comet Tsuchinshan-ATLAS while you still can

October 17th 2024 at 9:59 pm

Comet C/2023 A3, also known as Tsuchinshan-ATLAS, has been in the evening sky for a week now. If you haven’t seen it, that’s understandable because there’s also been a bright Moon in the sky. But the Moon is Full tonight (Oct. 17) and will rise later tomorrow (Oct. 18) and each night thereafter. So, tryContinue reading "See Comet Tsuchinshan-ATLAS while you still can"

The post See Comet Tsuchinshan-ATLAS while you still can appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • A baby Milky Way may have swallowed a dwarf galaxy named LokiMark Zastrow
    The Milky Way galaxy has had a violent history. It did not grow though simple and calm accretion, but rather through the aggressive mergers of multiple smaller galaxies. Recently, a team of astronomers found the remnants of perhaps the oldest merger, right in our stellar neighborhood. The Milky Way’s stars have a wide variety ofContinue reading "A baby Milky Way may have swallowed a dwarf galaxy named Loki" The post A baby Milky Way may have swallowed a dwarf galaxy named Loki appeared first on
     

A baby Milky Way may have swallowed a dwarf galaxy named Loki

October 17th 2024 at 9:21 pm

The Milky Way galaxy has had a violent history. It did not grow though simple and calm accretion, but rather through the aggressive mergers of multiple smaller galaxies. Recently, a team of astronomers found the remnants of perhaps the oldest merger, right in our stellar neighborhood. The Milky Way’s stars have a wide variety ofContinue reading "A baby Milky Way may have swallowed a dwarf galaxy named Loki"

The post A baby Milky Way may have swallowed a dwarf galaxy named Loki appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Most meteorites come from just three sourcesAlison Klesman
    A pair of papers published today in Nature look at the origins of many meteorites that have fallen to Earth. By examining the detailed makeup of the rocks, ascertaining the time that has passed since they broke off larger bodies, and comparing these to asteroids in space, researchers found evidence that a great majority ofContinue reading "Most meteorites come from just three sources" The post Most meteorites come from just three sources appeared first on Astronomy Magazine.
     

Most meteorites come from just three sources

October 16th 2024 at 8:34 pm

A pair of papers published today in Nature look at the origins of many meteorites that have fallen to Earth. By examining the detailed makeup of the rocks, ascertaining the time that has passed since they broke off larger bodies, and comparing these to asteroids in space, researchers found evidence that a great majority ofContinue reading "Most meteorites come from just three sources"

The post Most meteorites come from just three sources appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • The Sun has reached solar maximum, NASA and NOAA scientists sayKorey Haynes
    In a teleconference Oct. 15, representatives from NASA and the National Oceanic and Atmospheric Administration (NOAA) announced that the Sun has reached the peak level in its current cycle of activity, the 25th for which humans have kept detailed records. The 25th cycle has been far more active than the previous one, especially this year,Continue reading "The Sun has reached solar maximum, NASA and NOAA scientists say" The post The Sun has reached solar maximum, NASA and NOAA scientists say appe
     

The Sun has reached solar maximum, NASA and NOAA scientists say

October 16th 2024 at 6:41 pm

In a teleconference Oct. 15, representatives from NASA and the National Oceanic and Atmospheric Administration (NOAA) announced that the Sun has reached the peak level in its current cycle of activity, the 25th for which humans have kept detailed records. The 25th cycle has been far more active than the previous one, especially this year,Continue reading "The Sun has reached solar maximum, NASA and NOAA scientists say"

The post The Sun has reached solar maximum, NASA and NOAA scientists say appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Tsuchinshan-ATLAS’ anti-tailM
    Chris Schur, taken from Payson, Arizona Bright comets like Tsuchinshan-ATLAS (C/2023 A3) — captured here with an 6-minute exposure on an 8-inch RASA — sometimes develop an anti-tail. This secondary tail appears to protrude forward from the comet’s nucleus in the opposite direction of the “normal” tail. An anti-tail is a perspective effect created whenContinue reading "Tsuchinshan-ATLAS’ anti-tail" The post Tsuchinshan-ATLAS’ anti-tail appeared first on Astronomy Magazine.
     

Tsuchinshan-ATLAS’ anti-tail

By: M
October 16th 2024 at 5:50 pm

Chris Schur, taken from Payson, Arizona Bright comets like Tsuchinshan-ATLAS (C/2023 A3) — captured here with an 6-minute exposure on an 8-inch RASA — sometimes develop an anti-tail. This secondary tail appears to protrude forward from the comet’s nucleus in the opposite direction of the “normal” tail. An anti-tail is a perspective effect created whenContinue reading "Tsuchinshan-ATLAS’ anti-tail"

The post Tsuchinshan-ATLAS’ anti-tail appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Polaris Dawn crew talks mission highlights, next stepsM
    BENTONVILLE, Arkansas — The first private spacewalk, an on-orbit symphonic performance, and nearly 40 scientific research experiments. Those were just a few highlights of September’s Polaris Dawn mission: a five-day, four-person orbital spaceflight purchased from SpaceX and commanded by Jared Isaacman, the billionaire CEO of Shift4 Payments. But Isaacman — now a SpaceX “frequent flier”Continue reading "Polaris Dawn crew talks mission highlights, next steps" The post Polaris Dawn crew talks missi
     

Polaris Dawn crew talks mission highlights, next steps

By: M
October 16th 2024 at 12:32 am

BENTONVILLE, Arkansas — The first private spacewalk, an on-orbit symphonic performance, and nearly 40 scientific research experiments. Those were just a few highlights of September’s Polaris Dawn mission: a five-day, four-person orbital spaceflight purchased from SpaceX and commanded by Jared Isaacman, the billionaire CEO of Shift4 Payments. But Isaacman — now a SpaceX “frequent flier”Continue reading "Polaris Dawn crew talks mission highlights, next steps"

The post Polaris Dawn crew talks mission highlights, next steps appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Euclid releases stunning first map of the deep skyKorey Haynes
    The Euclid space observatory launched in July 2023, tasked with creating a 3D map of more than a third of the sky, surveying billions of galaxies up to 10 billion light-years away. Today, scientists revealed the first page in its cosmic atlas, a mosaic comprising 208 gigapixels of data revealing billions of galaxies in awesomeContinue reading "Euclid releases stunning first map of the deep sky" The post Euclid releases stunning first map of the deep sky appeared first on Astronomy Magazine.
     

Euclid releases stunning first map of the deep sky

October 15th 2024 at 7:45 pm

The Euclid space observatory launched in July 2023, tasked with creating a 3D map of more than a third of the sky, surveying billions of galaxies up to 10 billion light-years away. Today, scientists revealed the first page in its cosmic atlas, a mosaic comprising 208 gigapixels of data revealing billions of galaxies in awesomeContinue reading "Euclid releases stunning first map of the deep sky"

The post Euclid releases stunning first map of the deep sky appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Astronomy’s 14th annual star productsPhil Harrington
    Once again, we’ve scoured the astro-marketplace to find the finest, most practical, and most innovative products for Astronomy magazine’s Star Products, 2024 edition. This collection of 35 items, in no particular order, offers a diverse selection. From tools tailored for visual observing to those crafted for astrophotography, there’s something here for everyone, whether you’re aContinue reading "Astronomy’s 14th annual star products" The post Astronomy’s 14th annual star products appeared first
     

Astronomy’s 14th annual star products

October 15th 2024 at 4:30 pm

Once again, we’ve scoured the astro-marketplace to find the finest, most practical, and most innovative products for Astronomy magazine’s Star Products, 2024 edition. This collection of 35 items, in no particular order, offers a diverse selection. From tools tailored for visual observing to those crafted for astrophotography, there’s something here for everyone, whether you’re aContinue reading "Astronomy’s 14th annual star products"

The post Astronomy’s 14th annual star products appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • SpaceX achieves historic booster catch during Starship testM
    SpaceX’s Starship program—responsible for developing the largest and most powerful rocket ever flown—continues to make history. On Sunday, Starship and the Super Heavy booster lifted off around 8:25 a.m. EST from SpaceX’s Starbase launch pad in Boca Chica, Texas, on the rocket’s fifth suborbital test flight. But rather than splash down in the Gulf ofContinue reading "SpaceX achieves historic booster catch during Starship test" The post SpaceX achieves historic booster catch during Starship test
     

SpaceX achieves historic booster catch during Starship test

By: M
October 15th 2024 at 12:27 am

SpaceX’s Starship program—responsible for developing the largest and most powerful rocket ever flown—continues to make history. On Sunday, Starship and the Super Heavy booster lifted off around 8:25 a.m. EST from SpaceX’s Starbase launch pad in Boca Chica, Texas, on the rocket’s fifth suborbital test flight. But rather than splash down in the Gulf ofContinue reading "SpaceX achieves historic booster catch during Starship test"

The post SpaceX achieves historic booster catch during Starship test appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • The Moon meets Saturn: This Week in Astronomy with Dave EicherDavid J. Eicher
    In this episode, Dave Eicher invites you to observe a close meeting of the Moon and the ringed planet, Saturn. This celestial meet-up will take place on the evening of Oct. 14. You won’t need binoculars or a telescope to view it, although binoculars may give a more pleasing view. Head out an hour afterContinue reading "The Moon meets Saturn: This Week in Astronomy with Dave Eicher" The post The Moon meets Saturn: This Week in Astronomy with Dave Eicher appeared first on Astronomy Magazine.
     

The Moon meets Saturn: This Week in Astronomy with Dave Eicher

October 14th 2024 at 7:14 pm

In this episode, Dave Eicher invites you to observe a close meeting of the Moon and the ringed planet, Saturn. This celestial meet-up will take place on the evening of Oct. 14. You won’t need binoculars or a telescope to view it, although binoculars may give a more pleasing view. Head out an hour afterContinue reading "The Moon meets Saturn: This Week in Astronomy with Dave Eicher"

The post The Moon meets Saturn: This Week in Astronomy with Dave Eicher appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • An auroral capeM
    Philippe Moussette The aurora dances above the Cap-Rouge trestle bridge in Quebec City the night of Oct. 10/11. The post An auroral cape appeared first on Astronomy Magazine.
     
  • ✇Astronomy Magazine
  • Will my telescope show color when viewing deep-sky objects?Astronomy Staff
    How much color should I be able to see in sky objects through a 10-inch telescope?  Dennis HoltConcordia, Kansas Unfortunately, when you look at distant galaxies and nebulae, you won’t see much color through your telescope. That’s because you’re viewing objects that are too faint to trigger your eyes’ color receptors. This is the sameContinue reading "Will my telescope show color when viewing deep-sky objects?" The post Will my telescope show color when viewing deep-sky objects? appeared first o
     

Will my telescope show color when viewing deep-sky objects?

October 14th 2024 at 5:30 pm

How much color should I be able to see in sky objects through a 10-inch telescope?  Dennis HoltConcordia, Kansas Unfortunately, when you look at distant galaxies and nebulae, you won’t see much color through your telescope. That’s because you’re viewing objects that are too faint to trigger your eyes’ color receptors. This is the sameContinue reading "Will my telescope show color when viewing deep-sky objects?"

The post Will my telescope show color when viewing deep-sky objects? appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • 30 years ago: Magellan Venus mission successfully concludedBen Evans
    The third brightest object in the sky after the Sun and Moon, Venus is known for its opalescent splendor at dawn or dusk. Humans have long been drawn to its exquisite beauty and tied it to goddesses of love — from Inanna of Mesopotamian myth to the Greek Aphrodite and Roman Venus. But Venus isContinue reading "30 years ago: Magellan Venus mission successfully concluded" The post 30 years ago: Magellan Venus mission successfully concluded appeared first on Astronomy Magazine.
     

30 years ago: Magellan Venus mission successfully concluded

By: Ben Evans
October 12th 2024 at 4:30 pm

The third brightest object in the sky after the Sun and Moon, Venus is known for its opalescent splendor at dawn or dusk. Humans have long been drawn to its exquisite beauty and tied it to goddesses of love — from Inanna of Mesopotamian myth to the Greek Aphrodite and Roman Venus. But Venus isContinue reading "30 years ago: Magellan Venus mission successfully concluded"

The post 30 years ago: Magellan Venus mission successfully concluded appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • The best images of the Oct. 10 auroral stormAstronomy Staff
    Solar cycle 25 continues to deliver, with flares and coronal mass ejections delivering repeated auroral storms visible at latitudes much lower than normal. Last night’s geomagnetic storm reached G4 levels — the strongest since the historic G5 storm of May 10/11. This collection of photos includes the best of reader submissions, social media, and our ownContinue reading "The best images of the Oct. 10 auroral storm" The post The best images of the Oct. 10 auroral storm appeared first on Astronomy
     

The best images of the Oct. 10 auroral storm

October 11th 2024 at 10:35 pm

Solar cycle 25 continues to deliver, with flares and coronal mass ejections delivering repeated auroral storms visible at latitudes much lower than normal. Last night’s geomagnetic storm reached G4 levels — the strongest since the historic G5 storm of May 10/11. This collection of photos includes the best of reader submissions, social media, and our ownContinue reading "The best images of the Oct. 10 auroral storm"

The post The best images of the Oct. 10 auroral storm appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • NASA’s Europa Clipper sets sail for JupiterAlison Klesman
    NASA’s newest scientific flagship is on its way to the Jupiter system to explore the icy moon Europa, one of the most compelling worlds in our solar system. The mission lifted off Oct. 14 from Launch Complex 39A at NASA’s Kennedy Space Center in Florida at 12:06 p.m. EDT aboard a SpaceX Falcon Heavy rocket.Continue reading "NASA’s Europa Clipper sets sail for Jupiter" The post NASA’s Europa Clipper sets sail for Jupiter appeared first on Astronomy Magazine.
     

NASA’s Europa Clipper sets sail for Jupiter

October 15th 2024 at 6:13 pm

NASA’s newest scientific flagship is on its way to the Jupiter system to explore the icy moon Europa, one of the most compelling worlds in our solar system. The mission lifted off Oct. 14 from Launch Complex 39A at NASA’s Kennedy Space Center in Florida at 12:06 p.m. EDT aboard a SpaceX Falcon Heavy rocket.Continue reading "NASA’s Europa Clipper sets sail for Jupiter"

The post NASA’s Europa Clipper sets sail for Jupiter appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • How we found Morehouse’s Black Ring: A dark nebula hiding in plain sightStephen James O'Meara
    In the pioneering days of long-exposure astrophotography in the late 19th century, the use of dry plates over wet collodion plates simplified the photographic process. The increased light sensitivity of the emulsion coatings on dry plates allowed for shorter exposure times and produced sharper images of the night sky. In 1881, the French inventors brothersContinue reading "How we found Morehouse’s Black Ring: A dark nebula hiding in plain sight" The post How we found Morehouse’s Black Ring: A da
     

How we found Morehouse’s Black Ring: A dark nebula hiding in plain sight

October 11th 2024 at 4:30 pm

In the pioneering days of long-exposure astrophotography in the late 19th century, the use of dry plates over wet collodion plates simplified the photographic process. The increased light sensitivity of the emulsion coatings on dry plates allowed for shorter exposure times and produced sharper images of the night sky. In 1881, the French inventors brothersContinue reading "How we found Morehouse’s Black Ring: A dark nebula hiding in plain sight"

The post How we found Morehouse’s Black Ring: A dark nebula hiding in plain sight appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • The Sky This Week from October 11 to 18: 2024’s third Super Moon risesAlison Klesman
    Friday, October 11Jupiter, now located in Taurus the Bull, appears in telescopes wreathed by its four largest moons: Io, Europa, Ganymede, and Callisto. At times, those moons pass in front of or behind the planet from our point of view, and tonight you can catch the latter as Europa pops into view after crossing behindContinue reading "The Sky This Week from October 11 to 18: 2024’s third Super Moon rises" The post The Sky This Week from October 11 to 18: 2024’s third Super Moon rises appeared f
     

The Sky This Week from October 11 to 18: 2024’s third Super Moon rises

October 11th 2024 at 8:30 am

Friday, October 11Jupiter, now located in Taurus the Bull, appears in telescopes wreathed by its four largest moons: Io, Europa, Ganymede, and Callisto. At times, those moons pass in front of or behind the planet from our point of view, and tonight you can catch the latter as Europa pops into view after crossing behindContinue reading "The Sky This Week from October 11 to 18: 2024’s third Super Moon rises"

The post The Sky This Week from October 11 to 18: 2024’s third Super Moon rises appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • See a comet in the evening: This Week in Astronomy with Dave EicherDavid J. Eicher
    In this video, Astronomy magazine editor Dave Eicher invites you to observe a comet that’s becoming visible in the evening sky. Starting around October 14, look just to the south of west between 15 and 30 minutes after sunset. The comet will be low, but with each evening that passes, it will be a littleContinue reading "See a comet in the evening: This Week in Astronomy with Dave Eicher" The post See a comet in the evening: This Week in Astronomy with Dave Eicher appeared first on Astronomy Maga
     

See a comet in the evening: This Week in Astronomy with Dave Eicher

October 11th 2024 at 1:46 am

In this video, Astronomy magazine editor Dave Eicher invites you to observe a comet that’s becoming visible in the evening sky. Starting around October 14, look just to the south of west between 15 and 30 minutes after sunset. The comet will be low, but with each evening that passes, it will be a littleContinue reading "See a comet in the evening: This Week in Astronomy with Dave Eicher"

The post See a comet in the evening: This Week in Astronomy with Dave Eicher appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Comet Tsuchinshan-ATLAS is rising higher in the evening sky. Here’s where to lookMichael Bakich
    After putting on a show in the predawn sky earlier this month, Comet Tsuchinshan-ATLAS (C/2023 A3) was eventually lost in the glare of the Sun. But now that it has crossed behind the Sun from our point of view, it is emerging in the early evening sky and becoming more visible every night as itContinue reading "Comet Tsuchinshan-ATLAS is rising higher in the evening sky. Here’s where to look" The post Comet Tsuchinshan-ATLAS is rising higher in the evening sky. Here’s where to look appeared first
     

Comet Tsuchinshan-ATLAS is rising higher in the evening sky. Here’s where to look

October 10th 2024 at 2:30 pm

After putting on a show in the predawn sky earlier this month, Comet Tsuchinshan-ATLAS (C/2023 A3) was eventually lost in the glare of the Sun. But now that it has crossed behind the Sun from our point of view, it is emerging in the early evening sky and becoming more visible every night as itContinue reading "Comet Tsuchinshan-ATLAS is rising higher in the evening sky. Here’s where to look"

The post Comet Tsuchinshan-ATLAS is rising higher in the evening sky. Here’s where to look appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Earth sees strong aurorae Oct. 10 as solar storm hits ‘severe’ G4 levelKorey Haynes
    On Oct. 8, an X-class solar flare gave rise to a coronal mass ejection (CME) that erupted from the surface of the Sun, racing toward Earth at 1.5 million mph (2.4 million km/h). It arrived at Earth at 11:15 a.m. EDT today, Oct. 10. At 12:57 p.m. EDT, the U.S. Space Weather Prediction Center (SWPC)Continue reading "Earth sees strong aurorae Oct. 10 as solar storm hits ‘severe’ G4 level" The post Earth sees strong aurorae Oct. 10 as solar storm hits ‘severe’ G4 level appeared first on Astronomy Ma
     

Earth sees strong aurorae Oct. 10 as solar storm hits ‘severe’ G4 level

October 10th 2024 at 8:55 pm

On Oct. 8, an X-class solar flare gave rise to a coronal mass ejection (CME) that erupted from the surface of the Sun, racing toward Earth at 1.5 million mph (2.4 million km/h). It arrived at Earth at 11:15 a.m. EDT today, Oct. 10. At 12:57 p.m. EDT, the U.S. Space Weather Prediction Center (SWPC)Continue reading "Earth sees strong aurorae Oct. 10 as solar storm hits ‘severe’ G4 level"

The post Earth sees strong aurorae Oct. 10 as solar storm hits ‘severe’ G4 level appeared first on Astronomy Magazine.

NASA wants to send humans to Mars in the 2030s − a crewed mission could unlock some of the Red Planet’s geologic mysteries

By: shill
October 9th 2024 at 10:40 pm

NASA plans to send humans on a scientific round trip to Mars potentially as early as 2035. The trip will take about six to seven months each way and will cover up to 250 million miles (402 million kilometers) each way. The astronauts may spend as many as 500 days on the planet’s surface beforeContinue reading "NASA wants to send humans to Mars in the 2030s − a crewed mission could unlock some of the Red Planet’s geologic mysteries"

The post NASA wants to send humans to Mars in the 2030s − a crewed mission could unlock some of the Red Planet’s geologic mysteries appeared first on Astronomy Magazine.

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  • The hero we deserveM
    Acquired by Mark McComsikey at Observatorio El Sauce, Chile; processed by Ron Brecher The Cosmic Bat Nebula is the 43rd object in Beverly Lynds’ landmark catalog of dark nebulae, which she published in 1962 — the greatest catalog of such objects since E.E. Barnard’s in 1919. Lynds died Oct. 5 at the age of 95.Continue reading "The hero we deserve" The post The hero we deserve appeared first on Astronomy Magazine.
     

The hero we deserve

By: M
October 9th 2024 at 1:30 pm

Acquired by Mark McComsikey at Observatorio El Sauce, Chile; processed by Ron Brecher The Cosmic Bat Nebula is the 43rd object in Beverly Lynds’ landmark catalog of dark nebulae, which she published in 1962 — the greatest catalog of such objects since E.E. Barnard’s in 1919. Lynds died Oct. 5 at the age of 95.Continue reading "The hero we deserve"

The post The hero we deserve appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • The Moon meets Antares: This Week in Astronomy with Dave EicherDavid J. Eicher
    In this episode, Dave Eicher invites you to observe a close meeting of the Moon and the brightest star in the constellation Scorpius the Scorpion, Antares. This celestial meet-up will take place on the evening of October 7. You won’t need binoculars or a telescope to view it, although binoculars may give a more pleasingContinue reading "The Moon meets Antares: This Week in Astronomy with Dave Eicher" The post The Moon meets Antares: This Week in Astronomy with Dave Eicher appeared first on Astro
     

The Moon meets Antares: This Week in Astronomy with Dave Eicher

October 8th 2024 at 9:48 pm

In this episode, Dave Eicher invites you to observe a close meeting of the Moon and the brightest star in the constellation Scorpius the Scorpion, Antares. This celestial meet-up will take place on the evening of October 7. You won’t need binoculars or a telescope to view it, although binoculars may give a more pleasingContinue reading "The Moon meets Antares: This Week in Astronomy with Dave Eicher"

The post The Moon meets Antares: This Week in Astronomy with Dave Eicher appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • ESA’s Hera mission is headed to Dimorphos, the asteroid NASA crashed intoSamantha Hill
    Although the day started out with a few clouds and rain, the European Space Agency’s (ESA) Hera mission successfully launched on Monday at 10:52 a.m. EDT from NASA’s Kennedy Space Center in Florida. Although advance forecasts gave only a 15 percent chance of favorable weather, fears of postponement quickly dissipated as each stage of theContinue reading "ESA’s Hera mission is headed to Dimorphos, the asteroid NASA crashed into" The post ESA’s Hera mission is headed to Dimorphos, the asteroid NAS
     

ESA’s Hera mission is headed to Dimorphos, the asteroid NASA crashed into

October 8th 2024 at 9:18 pm

Although the day started out with a few clouds and rain, the European Space Agency’s (ESA) Hera mission successfully launched on Monday at 10:52 a.m. EDT from NASA’s Kennedy Space Center in Florida. Although advance forecasts gave only a 15 percent chance of favorable weather, fears of postponement quickly dissipated as each stage of theContinue reading "ESA’s Hera mission is headed to Dimorphos, the asteroid NASA crashed into"

The post ESA’s Hera mission is headed to Dimorphos, the asteroid NASA crashed into appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Dark Energy Explorers: How you can help unravel one of the universe’s biggest mysteriesAlison Klesman
    Many large survey experiments in astronomy are looking to understand what we still don’t know about dark energy. Yet, many are plagued with the same problem: too much data.    A tricky problem The Hobby-Eberly Telescope Dark Energy Experiment (HETDEX) is looking to create one of the largest maps of the universe by creating aContinue reading "Dark Energy Explorers: How you can help unravel one of the universe’s biggest mysteries" The post Dark Energy Explorers: How you can help unravel one of the
     

Dark Energy Explorers: How you can help unravel one of the universe’s biggest mysteries

October 8th 2024 at 8:00 pm

Many large survey experiments in astronomy are looking to understand what we still don’t know about dark energy. Yet, many are plagued with the same problem: too much data.    A tricky problem The Hobby-Eberly Telescope Dark Energy Experiment (HETDEX) is looking to create one of the largest maps of the universe by creating aContinue reading "Dark Energy Explorers: How you can help unravel one of the universe’s biggest mysteries"

The post Dark Energy Explorers: How you can help unravel one of the universe’s biggest mysteries appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Why Starizona’s Nexus coma corrector wowsChris Schur
    Affordable fast Newtonian astrographs are game changers for astrophotographers. Most of these instruments have a focal ratio in the vicinity of f/4, allowing them to capture light from deep-sky objects more than six times faster than the f/10 Schmidt-Cassegrain telescopes that dominate the market. But with that faster speed comes a huge problem: a curvedContinue reading "Why Starizona’s Nexus coma corrector wows" The post Why Starizona’s Nexus coma corrector wows appeared first on Astronomy Maga
     

Why Starizona’s Nexus coma corrector wows

October 8th 2024 at 4:30 pm

Affordable fast Newtonian astrographs are game changers for astrophotographers. Most of these instruments have a focal ratio in the vicinity of f/4, allowing them to capture light from deep-sky objects more than six times faster than the f/10 Schmidt-Cassegrain telescopes that dominate the market. But with that faster speed comes a huge problem: a curvedContinue reading "Why Starizona’s Nexus coma corrector wows"

The post Why Starizona’s Nexus coma corrector wows appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Europa Clipper launch postponed until at least Oct. 13 due to Hurricane MiltonMark Zastrow
    UPDATE Oct. 10: The Kennedy Space Center remains closed as NASA begins “the assessment and recovery process” from Hurricane Milton, the agency said in a statement today. The statement continued: “The agency’s Europa Clipper launch team will schedule an official launch date when teams from NASA and SpaceX are able to perform their assessments, andContinue reading "Europa Clipper launch postponed until at least Oct. 13 due to Hurricane Milton" The post Europa Clipper launch postponed until at leas
     

Europa Clipper launch postponed until at least Oct. 13 due to Hurricane Milton

October 11th 2024 at 1:03 am

UPDATE Oct. 10: The Kennedy Space Center remains closed as NASA begins “the assessment and recovery process” from Hurricane Milton, the agency said in a statement today. The statement continued: “The agency’s Europa Clipper launch team will schedule an official launch date when teams from NASA and SpaceX are able to perform their assessments, andContinue reading "Europa Clipper launch postponed until at least Oct. 13 due to Hurricane Milton"

The post Europa Clipper launch postponed until at least Oct. 13 due to Hurricane Milton appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Comet Tsuchinshan-ATLAS will soon move into the evening skyMichael E. Bakich
    Comet Tsuchinshan-ATLAS, also known by its catalog designation C/2023 A3, is now magnitude 2.2 in the morning sky. But if you’re not an early riser, you can soon rejoice — it will become visible in the evening sky starting Oct. 14.  On that date, the comet will be in the far eastern part of theContinue reading "Comet Tsuchinshan-ATLAS will soon move into the evening sky" The post Comet Tsuchinshan-ATLAS will soon move into the evening sky appeared first on Astronomy Magazine.
     

Comet Tsuchinshan-ATLAS will soon move into the evening sky

October 7th 2024 at 8:53 pm

Comet Tsuchinshan-ATLAS, also known by its catalog designation C/2023 A3, is now magnitude 2.2 in the morning sky. But if you’re not an early riser, you can soon rejoice — it will become visible in the evening sky starting Oct. 14.  On that date, the comet will be in the far eastern part of theContinue reading "Comet Tsuchinshan-ATLAS will soon move into the evening sky"

The post Comet Tsuchinshan-ATLAS will soon move into the evening sky appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • An autumn conjunctionM
    Behyar Bakhshandeh from Carlsbad, California The Moon and Venus met in the sky this past weekend, as captured here on Oct. 5 with a Canon DSLR and 300mm f/4 lens. The post An autumn conjunction appeared first on Astronomy Magazine.
     
  • ✇Astronomy Magazine
  • The Best Space Gifts for Astronomy Lovers and Stargazers | Holiday Gift Guide 2024Astronomy Staff
    The holiday season is the best time to deepen your love of the cosmos — or give someone you know a great space-themed gift. But finding the perfect astronomy present is hard. That’s why The Space Store, the online store of Astronomy magazine, curated this list of top-rated astronomy and space-themed gifts for the 2024 Christmas andContinue reading "The Best Space Gifts for Astronomy Lovers and Stargazers | Holiday Gift Guide 2024" The post The Best Space Gifts for Astronomy Lovers and Stargazers
     

The Best Space Gifts for Astronomy Lovers and Stargazers | Holiday Gift Guide 2024

October 7th 2024 at 8:07 pm

The holiday season is the best time to deepen your love of the cosmos — or give someone you know a great space-themed gift. But finding the perfect astronomy present is hard. That’s why The Space Store, the online store of Astronomy magazine, curated this list of top-rated astronomy and space-themed gifts for the 2024 Christmas andContinue reading "The Best Space Gifts for Astronomy Lovers and Stargazers | Holiday Gift Guide 2024"

The post The Best Space Gifts for Astronomy Lovers and Stargazers | Holiday Gift Guide 2024 appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • How long will Saturn’s rings last before they disappear? Astronomy Staff
    Do astronomers have any estimates of when Saturn’s rings will disappear? Doug KaupaCouncil Bluffs, Iowa All four of the solar system’s giant planets have ring systems. The rings of Jupiter, Uranus, and Neptune are dark, sparse belts or ringlets. Only Saturn’s massive main rings are dense and bright, made of almost pure water-ice particles rangingContinue reading "How long will Saturn’s rings last before they disappear? " The post How long will Saturn’s rings last before they disappear?  appeared
     

How long will Saturn’s rings last before they disappear? 

October 7th 2024 at 5:30 pm

Do astronomers have any estimates of when Saturn’s rings will disappear? Doug KaupaCouncil Bluffs, Iowa All four of the solar system’s giant planets have ring systems. The rings of Jupiter, Uranus, and Neptune are dark, sparse belts or ringlets. Only Saturn’s massive main rings are dense and bright, made of almost pure water-ice particles rangingContinue reading "How long will Saturn’s rings last before they disappear? "

The post How long will Saturn’s rings last before they disappear?  appeared first on Astronomy Magazine.

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  • Beverly Lynds, creator of landmark catalog of dark nebulae, dies at 95Rod Pommier
    American astronomer Beverly Turner Lynds died peacefully Oct. 5, 2024 at a hospice in Portland, Oregon, after suffering a stroke in early September. She was 95 years old.  Lynds was born Aug. 19, 1929, in Shreveport, Louisiana, but moved to New Orleans at age three. She attended Centenary College in Shreveport and decided she wanted toContinue reading "Beverly Lynds, creator of landmark catalog of dark nebulae, dies at 95" The post Beverly Lynds, creator of landmark catalog of dark nebulae, dies
     

Beverly Lynds, creator of landmark catalog of dark nebulae, dies at 95

October 7th 2024 at 5:11 pm

American astronomer Beverly Turner Lynds died peacefully Oct. 5, 2024 at a hospice in Portland, Oregon, after suffering a stroke in early September. She was 95 years old.  Lynds was born Aug. 19, 1929, in Shreveport, Louisiana, but moved to New Orleans at age three. She attended Centenary College in Shreveport and decided she wanted toContinue reading "Beverly Lynds, creator of landmark catalog of dark nebulae, dies at 95"

The post Beverly Lynds, creator of landmark catalog of dark nebulae, dies at 95 appeared first on Astronomy Magazine.

Nuclear rockets could travel to Mars in half the time − but designing the reactors that would power them isn’t easy

By: shill
October 5th 2024 at 4:30 pm

NASA plans to send crewed missions to Mars over the next decade – but the 140 million-mile (225 million-kilometer) journey to the red planet could take several months to years round trip. This relatively long transit time is a result of the use of traditional chemical rocket fuel. An alternative technology to the chemically propelledContinue reading "Nuclear rockets could travel to Mars in half the time − but designing the reactors that would power them isn’t easy"

The post Nuclear rockets could travel to Mars in half the time − but designing the reactors that would power them isn’t easy appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Hera launches to survey the wreckage of NASA’s asteroid impact testSamantha Hill
    UPDATE Oct. 7: The Hera mission lifted off today, Monday, Oct. 7 at 10:52 a.m. EDT. The launch livestream can be viewed below via the European Space Agency’s YouTube stream or on X via SpaceX’s account. Here’s what to know about the Hera mission. In 2022, NASA’s Double Asteroid Redirection Test (DART) successfully slammed intoContinue reading "Hera launches to survey the wreckage of NASA’s asteroid impact test" The post Hera launches to survey the wreckage of NASA’s asteroid impact test appeared
     

Hera launches to survey the wreckage of NASA’s asteroid impact test

October 7th 2024 at 10:25 am

UPDATE Oct. 7: The Hera mission lifted off today, Monday, Oct. 7 at 10:52 a.m. EDT. The launch livestream can be viewed below via the European Space Agency’s YouTube stream or on X via SpaceX’s account. Here’s what to know about the Hera mission. In 2022, NASA’s Double Asteroid Redirection Test (DART) successfully slammed intoContinue reading "Hera launches to survey the wreckage of NASA’s asteroid impact test"

The post Hera launches to survey the wreckage of NASA’s asteroid impact test appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Pastoral perihelionM
    Jean Cursino, taken from Caçapava, São Paulo, Brazil The long tail of Comet Tsuchinshan-ATLAS (C/2023 A3) appears in this 30-second exposure taken at f/2.2 and ISO 250 with a Nikon DSLR and 50mm lens. The post Pastoral perihelion appeared first on Astronomy Magazine.
     
  • ✇Astronomy Magazine
  • Is AI the key to predicting solar storms?Alison Klesman
    On Sept. 1, 1859, the most intense geomagnetic storm in recorded history paid Earth a visit. This colossal solar outburst, which led to telegraph systems catching fire and aurorae lighting up skies down to the tropics, became known as the Carrington Event, in honor of English amateur astronomer Richard Carrington, who determined that a majorContinue reading "Is AI the key to predicting solar storms?" The post Is AI the key to predicting solar storms? appeared first on Astronomy Magazine.
     

Is AI the key to predicting solar storms?

October 4th 2024 at 7:30 pm

On Sept. 1, 1859, the most intense geomagnetic storm in recorded history paid Earth a visit. This colossal solar outburst, which led to telegraph systems catching fire and aurorae lighting up skies down to the tropics, became known as the Carrington Event, in honor of English amateur astronomer Richard Carrington, who determined that a majorContinue reading "Is AI the key to predicting solar storms?"

The post Is AI the key to predicting solar storms? appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Will a new solar flare produce great northern lights?Michael E. Bakich
    Solar flares, powerful bursts of energy from our Sun, can have serious effects here on Earth. Flares and other solar eruptions can affect radio communications, disrupt electric power grids, mess up navigation signals like GPS, and pose risks to spacecraft and any astronauts in them. These effects happen because the ionosphere (Earth’s upper atmosphere, fromContinue reading "Will a new solar flare produce great northern lights?" The post Will a new solar flare produce great northern lights? appea
     

Will a new solar flare produce great northern lights?

October 4th 2024 at 5:31 pm

Solar flares, powerful bursts of energy from our Sun, can have serious effects here on Earth. Flares and other solar eruptions can affect radio communications, disrupt electric power grids, mess up navigation signals like GPS, and pose risks to spacecraft and any astronauts in them. These effects happen because the ionosphere (Earth’s upper atmosphere, fromContinue reading "Will a new solar flare produce great northern lights?"

The post Will a new solar flare produce great northern lights? appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Observe the galaxies of SculptorMichael Bakich
    The constellation Sculptor is not an easy star pattern to find, but it’s worth the effort because it contains some gorgeous deep-sky objects. Its name comes from French astronomer Nicolas Louis de Lacaille, who surveyed the southern sky from 1750 to 1753 at the Cape of Good Hope. He called the pattern “The Sculptor’s Workshop,”Continue reading "Observe the galaxies of Sculptor" The post Observe the galaxies of Sculptor appeared first on Astronomy Magazine.
     

Observe the galaxies of Sculptor

October 4th 2024 at 4:30 pm

The constellation Sculptor is not an easy star pattern to find, but it’s worth the effort because it contains some gorgeous deep-sky objects. Its name comes from French astronomer Nicolas Louis de Lacaille, who surveyed the southern sky from 1750 to 1753 at the Cape of Good Hope. He called the pattern “The Sculptor’s Workshop,”Continue reading "Observe the galaxies of Sculptor"

The post Observe the galaxies of Sculptor appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • The Sky This Week from October 4 to 11: Enjoy a First Quarter MoonAlison Klesman
    Friday, October 4Now that autumn is officially upon the Northern Hemisphere, the familiar wintertime constellations are rising earlier each night. One of those constellations is Taurus, now some 30° above the eastern horizon by local midnight.  The brightest star in Taurus is the Bull’s red giant eye, Aldebaran. (Don’t mistake brighter Jupiter, now in easternContinue reading "The Sky This Week from October 4 to 11: Enjoy a First Quarter Moon" The post The Sky This Week from October 4 to 11: Enjo
     

The Sky This Week from October 4 to 11: Enjoy a First Quarter Moon

October 4th 2024 at 8:30 am

Friday, October 4Now that autumn is officially upon the Northern Hemisphere, the familiar wintertime constellations are rising earlier each night. One of those constellations is Taurus, now some 30° above the eastern horizon by local midnight.  The brightest star in Taurus is the Bull’s red giant eye, Aldebaran. (Don’t mistake brighter Jupiter, now in easternContinue reading "The Sky This Week from October 4 to 11: Enjoy a First Quarter Moon"

The post The Sky This Week from October 4 to 11: Enjoy a First Quarter Moon appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Discovery of a tiny exoplanet sheds new light on a very old starRandall Hyman
    As lone stars go, there’s nothing quite so distinctive as Barnard’s Star. After the Alpha Centauri system, it is our closest neighbor, a red dwarf one-fifth the size of the Sun and 4,500 degrees Fahrenheit (2,500 degrees Celsius) cooler. Just 6 light-years away, it outpaces all other stars by shifting across the night sky byContinue reading "Discovery of a tiny exoplanet sheds new light on a very old star" The post Discovery of a tiny exoplanet sheds new light on a very old star appeared first o
     

Discovery of a tiny exoplanet sheds new light on a very old star

October 4th 2024 at 12:11 am

As lone stars go, there’s nothing quite so distinctive as Barnard’s Star. After the Alpha Centauri system, it is our closest neighbor, a red dwarf one-fifth the size of the Sun and 4,500 degrees Fahrenheit (2,500 degrees Celsius) cooler. Just 6 light-years away, it outpaces all other stars by shifting across the night sky byContinue reading "Discovery of a tiny exoplanet sheds new light on a very old star"

The post Discovery of a tiny exoplanet sheds new light on a very old star appeared first on Astronomy Magazine.

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  • Eclipse success on Easter IslandDavid J. Eicher
    Your editor is in the midst of a weeklong trip to a very remote place. A few days ago I departed Tucson and traveled to Santiago, Chile, where I met about 20 enthusiastic people who were charged up to see the annular eclipse that occurred today. We spent two days touring the marvels of Santiago,Continue reading "Eclipse success on Easter Island" The post Eclipse success on Easter Island appeared first on Astronomy Magazine.
     

Eclipse success on Easter Island

October 3rd 2024 at 6:27 am

Your editor is in the midst of a weeklong trip to a very remote place. A few days ago I departed Tucson and traveled to Santiago, Chile, where I met about 20 enthusiastic people who were charged up to see the annular eclipse that occurred today. We spent two days touring the marvels of Santiago,Continue reading "Eclipse success on Easter Island"

The post Eclipse success on Easter Island appeared first on Astronomy Magazine.

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  • Three wondersM
    Wael Omar, taken from Giza, Egypt Comet Tsuchinshan-ATLAS (C/2023 A3) and a crescent Moon rise over the three main pyramids at Giza in this composite scene. Each layer consists of twenty-five 0.8-second subframes taken with a Sony astromodified mirrorless camera at ISO 800 and an 85mm lens at f/2.8. The post Three wonders appeared first on Astronomy Magazine.
     

Three wonders

By: M
October 2nd 2024 at 8:43 pm

Wael Omar, taken from Giza, Egypt Comet Tsuchinshan-ATLAS (C/2023 A3) and a crescent Moon rise over the three main pyramids at Giza in this composite scene. Each layer consists of twenty-five 0.8-second subframes taken with a Sony astromodified mirrorless camera at ISO 800 and an 85mm lens at f/2.8.

The post Three wonders appeared first on Astronomy Magazine.

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  • Scientists recreate spiderlike formations on Mars in the labSamantha Hill
    Each spring, when the winter frost departs, the bulbous bodies and sprawling legs of “spiders” appear across Mars’ southern hemisphere. They’re known as araneiform terrain, and scientists at NASA’s Jet Propulsion Laboratory (JPL) in Pasadena, California, recently recreated the formations in a vacuum on Earth to better understand how they form and what they canContinue reading "Scientists recreate spiderlike formations on Mars in the lab" The post Scientists recreate spiderlike formations on Mars
     

Scientists recreate spiderlike formations on Mars in the lab

October 1st 2024 at 9:00 pm

Each spring, when the winter frost departs, the bulbous bodies and sprawling legs of “spiders” appear across Mars’ southern hemisphere. They’re known as araneiform terrain, and scientists at NASA’s Jet Propulsion Laboratory (JPL) in Pasadena, California, recently recreated the formations in a vacuum on Earth to better understand how they form and what they canContinue reading "Scientists recreate spiderlike formations on Mars in the lab"

The post Scientists recreate spiderlike formations on Mars in the lab appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Deep-sky objects to target as a novice observerDavid J. Eicher
    Do you remember the first time you truly discovered the universe? When I was a teenager, many moons ago, I bought my first telescope, a Celestron 8. I remember excitedly unboxing it the day it arrived. Fortunately, I had a clear sky that evening and stayed up all night observing. In the early morning, IContinue reading "Deep-sky objects to target as a novice observer" The post Deep-sky objects to target as a novice observer appeared first on Astronomy Magazine.
     

Deep-sky objects to target as a novice observer

October 1st 2024 at 4:30 pm

Do you remember the first time you truly discovered the universe? When I was a teenager, many moons ago, I bought my first telescope, a Celestron 8. I remember excitedly unboxing it the day it arrived. Fortunately, I had a clear sky that evening and stayed up all night observing. In the early morning, IContinue reading "Deep-sky objects to target as a novice observer"

The post Deep-sky objects to target as a novice observer appeared first on Astronomy Magazine.

October 2024: What’s in the sky this month? Comet Tsuchinshan-ATLAS passes Earth, with Mars improving before dawn

October 1st 2024 at 8:30 am

October finds Mercury and Venus in the evening sky. Mercury is shy and takes some effort to see, but brilliant Venus is not hard to find. Saturn, Neptune, Uranus, and Jupiter rise in that order before midnight. Mars becomes a fine bright object in the predawn sky, standing high in the east. And C/2023 A3Continue reading "October 2024: What’s in the sky this month? Comet Tsuchinshan-ATLAS passes Earth, with Mars improving before dawn"

The post October 2024: What’s in the sky this month? Comet Tsuchinshan-ATLAS passes Earth, with Mars improving before dawn appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Purple mountain highM
    Abhijit Patil, taken from Lick Observatory, California Comet Tsuchinshan-ATLAS appears above the ridgeline of the Diablo Range as seen Sept. 28. The photographer captured the comet with a tracked 10-second exposure at ISO 100 with an astromodified Nikon mirrorless camera and a 200mm zoom lens at f/2.8. The foreground is a separate 25-second exposure. The post Purple mountain high appeared first on Astronomy Magazine.
     

Purple mountain high

By: M
September 30th 2024 at 11:47 pm

Abhijit Patil, taken from Lick Observatory, California Comet Tsuchinshan-ATLAS appears above the ridgeline of the Diablo Range as seen Sept. 28. The photographer captured the comet with a tracked 10-second exposure at ISO 100 with an astromodified Nikon mirrorless camera and a 200mm zoom lens at f/2.8. The foreground is a separate 25-second exposure.

The post Purple mountain high appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Comet Tsuchinshan-ATLAS stuns in photos at perihelionMark Zastrow
    Comet Tsuchinshan-ATLAS has not disappointed — and we have the pictures now to prove it. The comet, formally known as C/2023 A3, was first discovered in January 2023 by Purple Mountain Observatory in China’s Jiangsu Province. (The name Tsuchinshan comes from an older transliteration of Zijinshan, the Chinese word for Purple Mountain.) Since then, itContinue reading "Comet Tsuchinshan-ATLAS stuns in photos at perihelion" The post Comet Tsuchinshan-ATLAS stuns in photos at perihelion appeared firs
     

Comet Tsuchinshan-ATLAS stuns in photos at perihelion

September 30th 2024 at 11:40 pm

Comet Tsuchinshan-ATLAS has not disappointed — and we have the pictures now to prove it. The comet, formally known as C/2023 A3, was first discovered in January 2023 by Purple Mountain Observatory in China’s Jiangsu Province. (The name Tsuchinshan comes from an older transliteration of Zijinshan, the Chinese word for Purple Mountain.) Since then, itContinue reading "Comet Tsuchinshan-ATLAS stuns in photos at perihelion"

The post Comet Tsuchinshan-ATLAS stuns in photos at perihelion appeared first on Astronomy Magazine.

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  • A look at New Glenn: Blue Origin’s heavy-lift booster rocketDoug Adler
    In the world of private space companies, Elon Musk’s SpaceX is king. To date, SpaceX has launched close to 400 of their Falcon 9 orbital rockets as well as 10 Falcon Heavy rockets, and their Starship program is making rapid progress.  Still, SpaceX is not without competition. Amazon founder Jeff Bezos’ own private space company,Continue reading "A look at New Glenn: Blue Origin’s heavy-lift booster rocket" The post A look at New Glenn: Blue Origin’s heavy-lift booster rocket appeared first on As
     

A look at New Glenn: Blue Origin’s heavy-lift booster rocket

September 30th 2024 at 8:30 pm

In the world of private space companies, Elon Musk’s SpaceX is king. To date, SpaceX has launched close to 400 of their Falcon 9 orbital rockets as well as 10 Falcon Heavy rockets, and their Starship program is making rapid progress.  Still, SpaceX is not without competition. Amazon founder Jeff Bezos’ own private space company,Continue reading "A look at New Glenn: Blue Origin’s heavy-lift booster rocket"

The post A look at New Glenn: Blue Origin’s heavy-lift booster rocket appeared first on Astronomy Magazine.

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  • An annular solar eclipse: This Week in Astronomy with Dave EicherDavid J. Eicher
    In this episode, Dave Eicher invites you to observe the annular eclipse that will occur Oct. 2. Annular eclipses occur when the Sun, the Moon, and Earth line up, in that order. But in this case, the Moon is either too far from Earth (so it appears smaller) or Earth is too close to theContinue reading "An annular solar eclipse: This Week in Astronomy with Dave Eicher" The post An annular solar eclipse: This Week in Astronomy with Dave Eicher appeared first on Astronomy Magazine.
     

An annular solar eclipse: This Week in Astronomy with Dave Eicher

September 30th 2024 at 8:30 pm

In this episode, Dave Eicher invites you to observe the annular eclipse that will occur Oct. 2. Annular eclipses occur when the Sun, the Moon, and Earth line up, in that order. But in this case, the Moon is either too far from Earth (so it appears smaller) or Earth is too close to theContinue reading "An annular solar eclipse: This Week in Astronomy with Dave Eicher"

The post An annular solar eclipse: This Week in Astronomy with Dave Eicher appeared first on Astronomy Magazine.

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  • The Milky Way and Andromeda may not merge, after allDaniela Mata
    If you’ve ever attended a star party, it’s more than likely that the astronomer on site pointed out the  Andromeda Galaxy (M31) — currently around 2.5 million light-years away — and mentioned that it’s expected to collide with the Milky Way Galaxy in about 4.5 billion years. But recently, an international team of astronomers postedContinue reading "The Milky Way and Andromeda may not merge, after all" The post The Milky Way and Andromeda may not merge, after all appeared first on Astronomy Magaz
     

The Milky Way and Andromeda may not merge, after all

September 30th 2024 at 6:50 pm

If you’ve ever attended a star party, it’s more than likely that the astronomer on site pointed out the  Andromeda Galaxy (M31) — currently around 2.5 million light-years away — and mentioned that it’s expected to collide with the Milky Way Galaxy in about 4.5 billion years. But recently, an international team of astronomers postedContinue reading "The Milky Way and Andromeda may not merge, after all"

The post The Milky Way and Andromeda may not merge, after all appeared first on Astronomy Magazine.

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  • An annular eclipseDavid J. Eicher
    In this episode, Dave Eicher invites you to observe the annular eclipse that will occur October 2. Annular eclipses occur when the Sun, the Moon, and Earth line up, in that order. But in this case, the Moon is either too far from Earth (so it appears smaller) or Earth is too close to theContinue reading "An annular eclipse" The post An annular eclipse appeared first on Astronomy Magazine.
     

An annular eclipse

September 27th 2024 at 11:38 pm

In this episode, Dave Eicher invites you to observe the annular eclipse that will occur October 2. Annular eclipses occur when the Sun, the Moon, and Earth line up, in that order. But in this case, the Moon is either too far from Earth (so it appears smaller) or Earth is too close to theContinue reading "An annular eclipse"

The post An annular eclipse appeared first on Astronomy Magazine.

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  • Get set for an eclipse on Easter IslandDavid J. Eicher
    You may not know it, but we’re on the cusp of another solar eclipse. Next Wednesday, October 2, an annular eclipse will take place.  Of course, 71 percent of our planet’s surface consists of oceans, and this eclipse will be one that barely touches land. It will be visible entirely from the Pacific Ocean withContinue reading "Get set for an eclipse on Easter Island" The post Get set for an eclipse on Easter Island appeared first on Astronomy Magazine.
     

Get set for an eclipse on Easter Island

September 27th 2024 at 9:30 pm

You may not know it, but we’re on the cusp of another solar eclipse. Next Wednesday, October 2, an annular eclipse will take place.  Of course, 71 percent of our planet’s surface consists of oceans, and this eclipse will be one that barely touches land. It will be visible entirely from the Pacific Ocean withContinue reading "Get set for an eclipse on Easter Island"

The post Get set for an eclipse on Easter Island appeared first on Astronomy Magazine.

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  • CubeSats, the tiniest of satellites, are changing the way we explore the solar systemshill
    Most CubeSats weigh less than a bowling ball, and some are small enough to hold in your hand. But the impact these instruments are having on space exploration is gigantic. CubeSats – miniature, agile and cheap satellites – are revolutionizing how scientists study the cosmos. A standard-size CubeSat is tiny, about 4 pounds (roughly 2Continue reading "CubeSats, the tiniest of satellites, are changing the way we explore the solar system" The post CubeSats, the tiniest of satellites, are changing th
     

CubeSats, the tiniest of satellites, are changing the way we explore the solar system

By: shill
September 27th 2024 at 9:25 pm

Most CubeSats weigh less than a bowling ball, and some are small enough to hold in your hand. But the impact these instruments are having on space exploration is gigantic. CubeSats – miniature, agile and cheap satellites – are revolutionizing how scientists study the cosmos. A standard-size CubeSat is tiny, about 4 pounds (roughly 2Continue reading "CubeSats, the tiniest of satellites, are changing the way we explore the solar system"

The post CubeSats, the tiniest of satellites, are changing the way we explore the solar system appeared first on Astronomy Magazine.

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  • Meet 2024 PT5, Earth’s temporary mini-moonKorey Haynes
    Earth is about to receive a visitor from outer space. No little green men, alas, but a tiny and temporary moon will grace our skies for two months, beginning this weekend.  Astronomers Carlos de la Fuente Marcos and Raúl de la Fuente Marcos from Ciudad Universitaria in Madrid were the ones to discover the mini-moon,Continue reading "Meet 2024 PT5, Earth’s temporary mini-moon" The post Meet 2024 PT5, Earth’s temporary mini-moon appeared first on Astronomy Magazine.
     

Meet 2024 PT5, Earth’s temporary mini-moon

September 27th 2024 at 1:30 pm

Earth is about to receive a visitor from outer space. No little green men, alas, but a tiny and temporary moon will grace our skies for two months, beginning this weekend.  Astronomers Carlos de la Fuente Marcos and Raúl de la Fuente Marcos from Ciudad Universitaria in Madrid were the ones to discover the mini-moon,Continue reading "Meet 2024 PT5, Earth’s temporary mini-moon"

The post Meet 2024 PT5, Earth’s temporary mini-moon appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Nearing perihelionM
    Gerald Rhemann, taken from Farm Tivoli, Namibia Comet Tsuchinshan-ATLAS (C/2023 A3) reaches perihelion — its point of closest approach to the Sun — today, Sept. 27. This shot was taken Sept. 25 with a 12-inch f/3.6 scope and LRGB filters with exposure times of 145, 20, 20, and 20 seconds, respectively. The post Nearing perihelion appeared first on Astronomy Magazine.
     

Nearing perihelion

By: M
September 27th 2024 at 1:30 pm

Gerald Rhemann, taken from Farm Tivoli, Namibia Comet Tsuchinshan-ATLAS (C/2023 A3) reaches perihelion — its point of closest approach to the Sun — today, Sept. 27. This shot was taken Sept. 25 with a 12-inch f/3.6 scope and LRGB filters with exposure times of 145, 20, 20, and 20 seconds, respectively.

The post Nearing perihelion appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • The Sky This Week from September 27 to October 4: South America sees an annular eclipseAlison Klesman
    Friday, September 27Are you looking for a real observing challenge? Comet C/2023 A3 (Tsuchinshan-ATLAS) is shaping up to be the best comet of the year, but it’s still low in the early-morning sky for Northern Hemisphere observers, making it tough to see despite recently hitting mid-3rd magnitude.  Today the comet reaches perihelion, the closest pointContinue reading "The Sky This Week from September 27 to October 4: South America sees an annular eclipse" The post The Sky This Week from September
     

The Sky This Week from September 27 to October 4: South America sees an annular eclipse

September 27th 2024 at 8:30 am

Friday, September 27Are you looking for a real observing challenge? Comet C/2023 A3 (Tsuchinshan-ATLAS) is shaping up to be the best comet of the year, but it’s still low in the early-morning sky for Northern Hemisphere observers, making it tough to see despite recently hitting mid-3rd magnitude.  Today the comet reaches perihelion, the closest pointContinue reading "The Sky This Week from September 27 to October 4: South America sees an annular eclipse"

The post The Sky This Week from September 27 to October 4: South America sees an annular eclipse appeared first on Astronomy Magazine.

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  • Short-lived organics on Ceres hint at a past ocean — and conditions ripe for lifeAlison Klesman
    Dwarf planet Ceres is one of the most enigmatic worlds in our solar system — one whose secrets scientists have only been uncovering in the last decade. When NASA’s Dawn mission arrived in 2015, it uncovered an active, salt-rich world that might have — or once have had —  an ocean. Now, new research providesContinue reading "Short-lived organics on Ceres hint at a past ocean — and conditions ripe for life" The post Short-lived organics on Ceres hint at a past ocean — and conditions ripe for life
     

Short-lived organics on Ceres hint at a past ocean — and conditions ripe for life

September 26th 2024 at 6:39 pm

Dwarf planet Ceres is one of the most enigmatic worlds in our solar system — one whose secrets scientists have only been uncovering in the last decade. When NASA’s Dawn mission arrived in 2015, it uncovered an active, salt-rich world that might have — or once have had —  an ocean. Now, new research providesContinue reading "Short-lived organics on Ceres hint at a past ocean — and conditions ripe for life"

The post Short-lived organics on Ceres hint at a past ocean — and conditions ripe for life appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Early galaxies may be smaller than initially thoughtRichard Talcott
    The cosmos may not be broken after all. Soon after the James Webb Space Telescope (JWST) started its science mission in 2022, astronomers discovered a half-dozen galaxies near the edge of the universe that appeared far more massive than anyone expected (see “Too big, too soon” in the September 2023 Astronomy). Prevailing theory held thatContinue reading "Early galaxies may be smaller than initially thought" The post Early galaxies may be smaller than initially thought appeared first on Astronomy
     

Early galaxies may be smaller than initially thought

September 26th 2024 at 1:30 pm

The cosmos may not be broken after all. Soon after the James Webb Space Telescope (JWST) started its science mission in 2022, astronomers discovered a half-dozen galaxies near the edge of the universe that appeared far more massive than anyone expected (see “Too big, too soon” in the September 2023 Astronomy). Prevailing theory held thatContinue reading "Early galaxies may be smaller than initially thought"

The post Early galaxies may be smaller than initially thought appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Making an entranceM
    Gianni Tumino, taken from Ragusa, Sicily, Italy As comet C/2023 A3 (Tsuchinshan-Atlas) approaches perihelion, it is starting to become visible in the Northern Hemisphere before dawn. This photographer captured it at 6:04 a.m. in Sicily with a Canon R mirrorless camera, a zoom lens at 200mm and f/5.6, and a 1.8-second exposure at ISO 1600. The post Making an entrance appeared first on Astronomy Magazine.
     

Making an entrance

By: M
September 25th 2024 at 1:30 pm

Gianni Tumino, taken from Ragusa, Sicily, Italy As comet C/2023 A3 (Tsuchinshan-Atlas) approaches perihelion, it is starting to become visible in the Northern Hemisphere before dawn. This photographer captured it at 6:04 a.m. in Sicily with a Canon R mirrorless camera, a zoom lens at 200mm and f/5.6, and a 1.8-second exposure at ISO 1600.

The post Making an entrance appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Comet Tsuchinshan-ATLAS: The comet of the year is hereMichael E. Bakich
    Comet C/2023 A3, also known as Comet Tsuchinshan-ATLAS, may become the next brilliant comet. The brightnesses of such objects, however, are notoriously difficult to predict. But if it continues brightening the way it has during the past month, we should get a nice show. The comet’s name comes from the two observatories that discovered it:Continue reading "Comet Tsuchinshan-ATLAS: The comet of the year is here" The post Comet Tsuchinshan-ATLAS: The comet of the year is here appeared first on Astr
     

Comet Tsuchinshan-ATLAS: The comet of the year is here

September 25th 2024 at 12:00 am

Comet C/2023 A3, also known as Comet Tsuchinshan-ATLAS, may become the next brilliant comet. The brightnesses of such objects, however, are notoriously difficult to predict. But if it continues brightening the way it has during the past month, we should get a nice show. The comet’s name comes from the two observatories that discovered it:Continue reading "Comet Tsuchinshan-ATLAS: The comet of the year is here"

The post Comet Tsuchinshan-ATLAS: The comet of the year is here appeared first on Astronomy Magazine.

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  • BlackHoleFinder invites you to discover new black holesDaniela Mata
    Are you interested in making astronomical discoveries and contributing to the search for black holes? If your answer is “Absolutely,” then BlackHoleFinder is the perfect app for you.  BlackHoleFinder, available for Android and Apple devices, was launched by the Dutch Black Hole Consortium in a bid for the public to assist astronomers in finding astronomicalContinue reading "BlackHoleFinder invites you to discover new black holes" The post BlackHoleFinder invites you to discover new black holes a
     

BlackHoleFinder invites you to discover new black holes

September 24th 2024 at 8:13 pm

Are you interested in making astronomical discoveries and contributing to the search for black holes? If your answer is “Absolutely,” then BlackHoleFinder is the perfect app for you.  BlackHoleFinder, available for Android and Apple devices, was launched by the Dutch Black Hole Consortium in a bid for the public to assist astronomers in finding astronomicalContinue reading "BlackHoleFinder invites you to discover new black holes"

The post BlackHoleFinder invites you to discover new black holes appeared first on Astronomy Magazine.

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  • Reclassified informationM
    Michael P. Caligiuri from Carlsbad, California CTB 1 (Abell 85) is a faint supernova remnant in Cassiopeia roughly 9,800 light-years distant. Originally classified by George Abell as a planetary nebula, it’s over half a degree wide — larger in apparent size than a Full Moon. This Hα/OIII/RGB image was taken with a 4.2-inch refractor atContinue reading "Reclassified information" The post Reclassified information appeared first on Astronomy Magazine.
     

Reclassified information

By: M
September 24th 2024 at 5:08 pm

Michael P. Caligiuri from Carlsbad, California CTB 1 (Abell 85) is a faint supernova remnant in Cassiopeia roughly 9,800 light-years distant. Originally classified by George Abell as a planetary nebula, it’s over half a degree wide — larger in apparent size than a Full Moon. This Hα/OIII/RGB image was taken with a 4.2-inch refractor atContinue reading "Reclassified information"

The post Reclassified information appeared first on Astronomy Magazine.

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  • Nuclear bombs really could deflect asteroids, lab tests suggestKorey Haynes
    Deflecting killer asteroids with nuclear weapons has long been the stuff of science fiction. But thanks to an experiment at Sandia National Laboratories, that scenario has taken a step closer to reality. Led by physicist Nathan Moore, researchers at Sandia in Albuquerque, New Mexico, used a powerful X-ray beam to blast tiny chips of quartzContinue reading "Nuclear bombs really could deflect asteroids, lab tests suggest" The post Nuclear bombs really could deflect asteroids, lab tests suggest app
     

Nuclear bombs really could deflect asteroids, lab tests suggest

September 23rd 2024 at 6:30 pm

Deflecting killer asteroids with nuclear weapons has long been the stuff of science fiction. But thanks to an experiment at Sandia National Laboratories, that scenario has taken a step closer to reality. Led by physicist Nathan Moore, researchers at Sandia in Albuquerque, New Mexico, used a powerful X-ray beam to blast tiny chips of quartzContinue reading "Nuclear bombs really could deflect asteroids, lab tests suggest"

The post Nuclear bombs really could deflect asteroids, lab tests suggest appeared first on Astronomy Magazine.

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  • The Moon meets Venus: This Week in Astronomy with Dave EicherDavid J. Eicher
    In this episode, Dave Eicher describes the upcoming conjunction of two bright objects in the evening sky. On October 5th, you’ll see a great pairing of the crescent Moon and Venus very close together in the west. Make sure to get out there right after sunset and look from a location with a clear westernContinue reading "The Moon meets Venus: This Week in Astronomy with Dave Eicher" The post The Moon meets Venus: This Week in Astronomy with Dave Eicher appeared first on Astronomy Magazine.
     

The Moon meets Venus: This Week in Astronomy with Dave Eicher

September 23rd 2024 at 6:15 pm

In this episode, Dave Eicher describes the upcoming conjunction of two bright objects in the evening sky. On October 5th, you’ll see a great pairing of the crescent Moon and Venus very close together in the west. Make sure to get out there right after sunset and look from a location with a clear westernContinue reading "The Moon meets Venus: This Week in Astronomy with Dave Eicher"

The post The Moon meets Venus: This Week in Astronomy with Dave Eicher appeared first on Astronomy Magazine.

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  • Why weren’t astronomers sure that supermassive black holes could merge?Astronomy Staff
    “The great hum” in the October 2023 issue states that astronomers weren’t sure that supermassive black holes in binary systems could close in on each other. I would assume that objects with such massive gravity would absolutely attract each other over time and eventually merge. What am I missing? Bill ZieglerWest Chicago, Illinois All massiveContinue reading "Why weren’t astronomers sure that supermassive black holes could merge?" The post Why weren’t astronomers sure that supermassive black hol
     

Why weren’t astronomers sure that supermassive black holes could merge?

September 23rd 2024 at 4:50 pm

“The great hum” in the October 2023 issue states that astronomers weren’t sure that supermassive black holes in binary systems could close in on each other. I would assume that objects with such massive gravity would absolutely attract each other over time and eventually merge. What am I missing? Bill ZieglerWest Chicago, Illinois All massiveContinue reading "Why weren’t astronomers sure that supermassive black holes could merge?"

The post Why weren’t astronomers sure that supermassive black holes could merge? appeared first on Astronomy Magazine.

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  • Watch the Moon cover the Pleiades Sunday morningMartin Ratcliffe
    Because the Moon is closer to Earth than the planets and stars, it sometimes passes in front of, or occults, more distant objects from our point of view. The early morning of September 22 brings one such event: Around 5 A.M. EDT (2 A.M. PDT), you’ll find a nearly Last Quarter Moon nestled next toContinue reading "Watch the Moon cover the Pleiades Sunday morning" The post Watch the Moon cover the Pleiades Sunday morning appeared first on Astronomy Magazine.
     

Watch the Moon cover the Pleiades Sunday morning

September 20th 2024 at 4:30 pm

Because the Moon is closer to Earth than the planets and stars, it sometimes passes in front of, or occults, more distant objects from our point of view. The early morning of September 22 brings one such event: Around 5 A.M. EDT (2 A.M. PDT), you’ll find a nearly Last Quarter Moon nestled next toContinue reading "Watch the Moon cover the Pleiades Sunday morning"

The post Watch the Moon cover the Pleiades Sunday morning appeared first on Astronomy Magazine.

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  • A new planetaryM
    Drew Evans, imaged from Flagstaff, Arizona; additional processing by Utkarsh Mishra Another faint OIII nebula has been discovered by amateur astronomers — this time, a likely planetary nebula, appearing here as the small red doughnut in the middle of this image. The object is designated HorFulEvReb 1 after its discoverers: Drew Evans, Jeffrey Horne, BrianContinue reading "A new planetary" The post A new planetary appeared first on Astronomy Magazine.
     

A new planetary

By: M
September 20th 2024 at 1:30 pm

Drew Evans, imaged from Flagstaff, Arizona; additional processing by Utkarsh Mishra Another faint OIII nebula has been discovered by amateur astronomers — this time, a likely planetary nebula, appearing here as the small red doughnut in the middle of this image. The object is designated HorFulEvReb 1 after its discoverers: Drew Evans, Jeffrey Horne, BrianContinue reading "A new planetary"

The post A new planetary appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • The Sky This Week from September 20 to 27: Neptune at OppositionAlison Klesman
    Friday, September 20Neptune reaches opposition today at 8 P.M. EDT in the constellation Pisces. Opposition is generally the best time to view planets, as they are highest around local midnight. At that time, Neptune stands just over 45° high in the south. (When surveying the region, make sure not to mistake brighter, magnitude 0.6 SaturnContinue reading "The Sky This Week from September 20 to 27: Neptune at Opposition" The post The Sky This Week from September 20 to 27: Neptune at Opposition app
     

The Sky This Week from September 20 to 27: Neptune at Opposition

September 20th 2024 at 8:30 am

Friday, September 20Neptune reaches opposition today at 8 P.M. EDT in the constellation Pisces. Opposition is generally the best time to view planets, as they are highest around local midnight. At that time, Neptune stands just over 45° high in the south. (When surveying the region, make sure not to mistake brighter, magnitude 0.6 SaturnContinue reading "The Sky This Week from September 20 to 27: Neptune at Opposition"

The post The Sky This Week from September 20 to 27: Neptune at Opposition appeared first on Astronomy Magazine.

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  • Traces of Earth’s earliest atmosphere could be buried on the MoonAlison Klesman
    Our Earth is about 4.5 billion years old and, through careful work, scientists have pieced together a timeline of its past. But much of its earliest history remains a mystery. Scant geological evidence remains of the first 500 million years, an elusive era when our planet was a ball of molten rock routinely bombarded withContinue reading "Traces of Earth’s earliest atmosphere could be buried on the Moon" The post Traces of Earth’s earliest atmosphere could be buried on the Moon appeared first on
     

Traces of Earth’s earliest atmosphere could be buried on the Moon

September 19th 2024 at 7:30 pm

Our Earth is about 4.5 billion years old and, through careful work, scientists have pieced together a timeline of its past. But much of its earliest history remains a mystery. Scant geological evidence remains of the first 500 million years, an elusive era when our planet was a ball of molten rock routinely bombarded withContinue reading "Traces of Earth’s earliest atmosphere could be buried on the Moon"

The post Traces of Earth’s earliest atmosphere could be buried on the Moon appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • What gives stars their colors?shill
    When we think of color in the night sky, we often think of beautiful images of galaxies and nebulae. Unfortunately, most of the time, their faint, diffuse light shows no color to our human eyes. Stars, on the other hand, have more concentrated light, and there we can see color — even with the nakedContinue reading "What gives stars their colors?" The post What gives stars their colors? appeared first on Astronomy Magazine.
     

What gives stars their colors?

By: shill
September 19th 2024 at 4:30 pm

When we think of color in the night sky, we often think of beautiful images of galaxies and nebulae. Unfortunately, most of the time, their faint, diffuse light shows no color to our human eyes. Stars, on the other hand, have more concentrated light, and there we can see color — even with the nakedContinue reading "What gives stars their colors?"

The post What gives stars their colors? appeared first on Astronomy Magazine.

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  • A bite out of the MoonM
    Dave Campbell from San Antonio, Texas The partial lunar eclipse of Sept. 17 (which happened to occur during a Super Moon) is captured in this image taken with an 8-inch Celestron RASA scope with a 0.7x reducer and a cooled monochrome camera. The post A bite out of the Moon appeared first on Astronomy Magazine.
     
  • ✇Astronomy Magazine
  • Black hole caught blasting jets out into the cosmic voidKorey Haynes
    Like a dragon breathing gouts of fire, a black hole in the distant universe is spewing plumes of energy into the cosmos, forming jets that span 23 million light-years. That’s 140 times the width of the Milky Way, enough to influence the evolution of the universe at scales previously unheard of.  An international team ofContinue reading "Black hole caught blasting jets out into the cosmic void" The post Black hole caught blasting jets out into the cosmic void appeared first on Astronomy Magazine.
     

Black hole caught blasting jets out into the cosmic void

September 18th 2024 at 6:30 pm

Like a dragon breathing gouts of fire, a black hole in the distant universe is spewing plumes of energy into the cosmos, forming jets that span 23 million light-years. That’s 140 times the width of the Milky Way, enough to influence the evolution of the universe at scales previously unheard of.  An international team ofContinue reading "Black hole caught blasting jets out into the cosmic void"

The post Black hole caught blasting jets out into the cosmic void appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • ’Starry Night’ captures the turbulent physics of why stars twinkleRandall Hyman
    Turbulence abounds in nature, from the spinning whorls of hurricanes to the brilliant swirls of Jupiter’s immense storms. Astronomers have even observed it where stars are born in the vast maelstrom of molecular clouds. But much as scientists have tried, no single theory has ever captured the full scale and unpredictability of turbulence. Nobel laureateContinue reading "’Starry Night’ captures the turbulent physics of why stars twinkle" The post ’Starry Night’ captures the turbulent physics of w
     

’Starry Night’ captures the turbulent physics of why stars twinkle

September 17th 2024 at 10:24 pm

Turbulence abounds in nature, from the spinning whorls of hurricanes to the brilliant swirls of Jupiter’s immense storms. Astronomers have even observed it where stars are born in the vast maelstrom of molecular clouds. But much as scientists have tried, no single theory has ever captured the full scale and unpredictability of turbulence. Nobel laureateContinue reading "’Starry Night’ captures the turbulent physics of why stars twinkle"

The post ’Starry Night’ captures the turbulent physics of why stars twinkle appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • The “Wow! Signal,” not surprisingly, was a dudM
    One of the most enduring mysteries in astronomy may have just been solved — and sorry folks, it’s not aliens.  In a paper posted last month to the arXiv preprint server, a team of astronomers report they may have finally found the source of the Wow! Signal. Overnight on August 15, 1977, the Big EarContinue reading "The “Wow! Signal,” not surprisingly, was a dud" The post The “Wow! Signal,” not surprisingly, was a dud appeared first on Astronomy Magazine.
     

The “Wow! Signal,” not surprisingly, was a dud

By: M
September 17th 2024 at 2:30 pm

One of the most enduring mysteries in astronomy may have just been solved — and sorry folks, it’s not aliens.  In a paper posted last month to the arXiv preprint server, a team of astronomers report they may have finally found the source of the Wow! Signal. Overnight on August 15, 1977, the Big EarContinue reading "The “Wow! Signal,” not surprisingly, was a dud"

The post The “Wow! Signal,” not surprisingly, was a dud appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Getting closer…M
    Lionel Guyonnet from Lyon, France Every 13 to 15 years, Earth passes through the plane of Saturn’s rings, causing them to nearly disappear. This sequence of images taken over the last decade shows how the tilt of Saturn’s rings to us has narrowed The next ring-plane crossing occurs in March 2025, although Saturn will beContinue reading "Getting closer…" The post Getting closer… appeared first on Astronomy Magazine.
     

Getting closer…

By: M
September 16th 2024 at 9:49 pm

Lionel Guyonnet from Lyon, France Every 13 to 15 years, Earth passes through the plane of Saturn’s rings, causing them to nearly disappear. This sequence of images taken over the last decade shows how the tilt of Saturn’s rings to us has narrowed The next ring-plane crossing occurs in March 2025, although Saturn will beContinue reading "Getting closer…"

The post Getting closer… appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • How to watch a partial lunar eclipse during Tuesday’s Super MoonAlison Klesman
    This week, we’re focused on the Moon as Tuesday brings us three amazing events.  The September Full Moon occurs Tuesday evening, bringing us the year’s Harvest Moon and the second of four stunning Super Moons of 2024.  At the same time, visible across much of the world (including the entire contiguous U.S.), the Full MoonContinue reading "How to watch a partial lunar eclipse during Tuesday’s Super Moon" The post How to watch a partial lunar eclipse during Tuesday’s Super Moon appeared first on A
     

How to watch a partial lunar eclipse during Tuesday’s Super Moon

September 16th 2024 at 9:21 pm

This week, we’re focused on the Moon as Tuesday brings us three amazing events.  The September Full Moon occurs Tuesday evening, bringing us the year’s Harvest Moon and the second of four stunning Super Moons of 2024.  At the same time, visible across much of the world (including the entire contiguous U.S.), the Full MoonContinue reading "How to watch a partial lunar eclipse during Tuesday’s Super Moon"

The post How to watch a partial lunar eclipse during Tuesday’s Super Moon appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Studying nature’s eclipse reactionsStephen James O'Meara
    Astronomers have long investigated the effects of totality on the animal kingdom. Results vary from eclipse to eclipse and location to location, leaving one to wonder just what specific aspects of the event can trigger behavioral responses. It’s part of what makes totality one of the greatest natural wonders. Before diving into the events ofContinue reading "Studying nature’s eclipse reactions" The post Studying nature’s eclipse reactions appeared first on Astronomy Magazine.
     

Studying nature’s eclipse reactions

September 16th 2024 at 7:30 pm

Astronomers have long investigated the effects of totality on the animal kingdom. Results vary from eclipse to eclipse and location to location, leaving one to wonder just what specific aspects of the event can trigger behavioral responses. It’s part of what makes totality one of the greatest natural wonders. Before diving into the events ofContinue reading "Studying nature’s eclipse reactions"

The post Studying nature’s eclipse reactions appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Why can we still see the Moon’s disk during a total lunar eclipse?Astronomy Staff
    While watching a total lunar eclipse, I can still faintly discern the Moon’s disk, even during the umbral portion. How is this possible, given that no significant source of light reflects from the Moon at that time? Justin FarrDallas, Texas The most noticeable feature of any total lunar eclipse is its color, which is dueContinue reading "Why can we still see the Moon’s disk during a total lunar eclipse?" The post Why can we still see the Moon’s disk during a total lunar eclipse? appeared first o
     

Why can we still see the Moon’s disk during a total lunar eclipse?

September 16th 2024 at 4:30 pm

While watching a total lunar eclipse, I can still faintly discern the Moon’s disk, even during the umbral portion. How is this possible, given that no significant source of light reflects from the Moon at that time? Justin FarrDallas, Texas The most noticeable feature of any total lunar eclipse is its color, which is dueContinue reading "Why can we still see the Moon’s disk during a total lunar eclipse?"

The post Why can we still see the Moon’s disk during a total lunar eclipse? appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Red dragonM
    David Joyce from Lexington, Kentucky The Flying Dragon Nebula (Sharpless 2–114) in Cygnus is a faint emission nebula that glows almost entirely in Hα, with little emission in OIII or SII. This image includes 18.5 hours of Hα data with a 2.8-inch f/6 scope. The post Red dragon appeared first on Astronomy Magazine.
     

Red dragon

By: M
September 13th 2024 at 9:51 pm

David Joyce from Lexington, Kentucky The Flying Dragon Nebula (Sharpless 2–114) in Cygnus is a faint emission nebula that glows almost entirely in Hα, with little emission in OIII or SII. This image includes 18.5 hours of Hα data with a 2.8-inch f/6 scope.

The post Red dragon appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Could we experience the first-ever human-made meteor shower?M
    Come 2034, humans could witness the first-ever artificial meteor shower sparked by activity in space. That’s according to a new simulation led by Eloy Peña-Asensio of Italy’s Polytechnic University of Milan, who modeled the trajectories of 3 million particles of rocky debris blasted into space after NASA’s DART spacecraft intentionally slammed into the diminutive asteroidContinue reading "Could we experience the first-ever human-made meteor shower?" The post Could we experience the first-ever hu
     

Could we experience the first-ever human-made meteor shower?

By: M
September 13th 2024 at 8:31 pm

Come 2034, humans could witness the first-ever artificial meteor shower sparked by activity in space. That’s according to a new simulation led by Eloy Peña-Asensio of Italy’s Polytechnic University of Milan, who modeled the trajectories of 3 million particles of rocky debris blasted into space after NASA’s DART spacecraft intentionally slammed into the diminutive asteroidContinue reading "Could we experience the first-ever human-made meteor shower?"

The post Could we experience the first-ever human-made meteor shower? appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • The Sky This Week from September 13 to 20: A partial lunar eclipse plus an occultationAlison Klesman
    Friday, September 13This Friday the 13th, let’s get ready for the upcoming spooky season by hunting a ghost — specifically, Mirach’s Ghost.  Mirach is cataloged as Beta (β) Andromedae, whose magnitude 2.1 glow matches that of the Maiden’s alpha star, Alpheratz. It is located in the southern portion of the constellation, near its border withContinue reading "The Sky This Week from September 13 to 20: A partial lunar eclipse plus an occultation" The post The Sky This Week from September 13 to 20:
     

The Sky This Week from September 13 to 20: A partial lunar eclipse plus an occultation

September 13th 2024 at 8:30 am

Friday, September 13This Friday the 13th, let’s get ready for the upcoming spooky season by hunting a ghost — specifically, Mirach’s Ghost.  Mirach is cataloged as Beta (β) Andromedae, whose magnitude 2.1 glow matches that of the Maiden’s alpha star, Alpheratz. It is located in the southern portion of the constellation, near its border withContinue reading "The Sky This Week from September 13 to 20: A partial lunar eclipse plus an occultation"

The post The Sky This Week from September 13 to 20: A partial lunar eclipse plus an occultation appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • SpaceX Polaris Dawn crew completes historic private spacewalkM
    The four-person crew of SpaceX’s Polaris Dawn mission made history on Thursday morning by completing the first spacewalk with private astronauts. Commander Jared Isaacman, the billionaire CEO of Shift4 Payments who purchased the five-day orbital flight from SpaceX, and mission specialist Sarah Gillis, one of the crew’s two SpaceX engineers, who are the company’s first employees toContinue reading "SpaceX Polaris Dawn crew completes historic private spacewalk" The post SpaceX Polaris Dawn crew co
     

SpaceX Polaris Dawn crew completes historic private spacewalk

By: M
September 13th 2024 at 12:44 am

The four-person crew of SpaceX’s Polaris Dawn mission made history on Thursday morning by completing the first spacewalk with private astronauts. Commander Jared Isaacman, the billionaire CEO of Shift4 Payments who purchased the five-day orbital flight from SpaceX, and mission specialist Sarah Gillis, one of the crew’s two SpaceX engineers, who are the company’s first employees toContinue reading "SpaceX Polaris Dawn crew completes historic private spacewalk"

The post SpaceX Polaris Dawn crew completes historic private spacewalk appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Don Pettit, NASA’s oldest active astronaut, begins mission aboard ISSBen Evans
    When Don Pettit boarded the International Space Station (ISS) on Sept. 11, it was for him a homecoming. The 69-year-old chemical engineer already boasts a year-plus in space on three ISS missions between 2002 and 2012. But Pettit expected to have an important first port of call after he entered his Earth-circling habitat, office, andContinue reading "Don Pettit, NASA’s oldest active astronaut, begins mission aboard ISS" The post Don Pettit, NASA’s oldest active astronaut, begins mission aboard I
     

Don Pettit, NASA’s oldest active astronaut, begins mission aboard ISS

By: Ben Evans
September 13th 2024 at 12:23 am

When Don Pettit boarded the International Space Station (ISS) on Sept. 11, it was for him a homecoming. The 69-year-old chemical engineer already boasts a year-plus in space on three ISS missions between 2002 and 2012. But Pettit expected to have an important first port of call after he entered his Earth-circling habitat, office, andContinue reading "Don Pettit, NASA’s oldest active astronaut, begins mission aboard ISS"

The post Don Pettit, NASA’s oldest active astronaut, begins mission aboard ISS appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Annular eclipse shot wins astronomy image of the yearAstronomy Staff
    The overall winner of Royal Observatory Greenwich’s Astronomy Photographer of the Year 16 is Ryan Imperio for his photograph, Distorted Shadows of the Moon’s Surface Created by an Annular Eclipse, that captures the progression of Baily’s beads during the 2023 annular eclipse. The image will be on display alongside the winners of the other categoriesContinue reading "Annular eclipse shot wins astronomy image of the year" The post Annular eclipse shot wins astronomy image of the year appeared firs
     

Annular eclipse shot wins astronomy image of the year

September 12th 2024 at 10:00 pm

The overall winner of Royal Observatory Greenwich’s Astronomy Photographer of the Year 16 is Ryan Imperio for his photograph, Distorted Shadows of the Moon’s Surface Created by an Annular Eclipse, that captures the progression of Baily’s beads during the 2023 annular eclipse. The image will be on display alongside the winners of the other categoriesContinue reading "Annular eclipse shot wins astronomy image of the year"

The post Annular eclipse shot wins astronomy image of the year appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • The Elephant’s TrunkM
    Ron Brecher, taken from Guelph, Ontario, Canada The emission nebula IC 1396 in Monoceros features a prominent pillar of dust known as the Elephant Trunk Nebula, many light-years long. This image represents more than 32 hours of exposure with a 14-inch f/11 scope in SHO filters, plus nearly 7 hours in RGB. The narrowband dataContinue reading "The Elephant’s Trunk" The post The Elephant’s Trunk appeared first on Astronomy Magazine.
     

The Elephant’s Trunk

By: M
September 12th 2024 at 8:33 pm

Ron Brecher, taken from Guelph, Ontario, Canada The emission nebula IC 1396 in Monoceros features a prominent pillar of dust known as the Elephant Trunk Nebula, many light-years long. This image represents more than 32 hours of exposure with a 14-inch f/11 scope in SHO filters, plus nearly 7 hours in RGB. The narrowband dataContinue reading "The Elephant’s Trunk"

The post The Elephant’s Trunk appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • ALMA reveals a star’s surface in unprecedented detailAlison Klesman
    The stars in the sky are so distant that they typically appear as pinpricks even to our most powerful telescopes. Aside from the Sun, only a few nearby, bloated stars appear large enough to capture any features on their surface, however crude. New images released Sept. 11, however, capture one of the most detailed imagesContinue reading "ALMA reveals a star’s surface in unprecedented detail" The post ALMA reveals a star’s surface in unprecedented detail appeared first on Astronomy Magazine.
     

ALMA reveals a star’s surface in unprecedented detail

September 12th 2024 at 8:30 pm

The stars in the sky are so distant that they typically appear as pinpricks even to our most powerful telescopes. Aside from the Sun, only a few nearby, bloated stars appear large enough to capture any features on their surface, however crude. New images released Sept. 11, however, capture one of the most detailed imagesContinue reading "ALMA reveals a star’s surface in unprecedented detail"

The post ALMA reveals a star’s surface in unprecedented detail appeared first on Astronomy Magazine.

Opinion: A former astronaut details what Starliner’s uncrewed return means for NASA, Boeing, and the astronauts still up in space

September 12th 2024 at 7:50 pm

Boeing’s crew transport space capsule, the Starliner, returned to Earth without its two-person crew right after midnight Eastern time on Sept. 7, 2024. Its remotely piloted return marked the end of a fraught test flight to the International Space Station which left two astronauts, Butch Wilmore and Sunita “Suni” Williams, on the station for months longer than intendedContinue reading "Opinion: A former astronaut details what Starliner’s uncrewed return means for NASA, Boeing, and the astronauts still up in space"

The post Opinion: A former astronaut details what Starliner’s uncrewed return means for NASA, Boeing, and the astronauts still up in space appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • How to use an autoguider for the best astrophotosChris Schur
    We all gaze in awe at beautiful deep-sky images, marveling at how the best imagers make it look so effortless to produce perfectly framed masterpieces. Such photos always seem to have perfect, pinpoint-round stars forming the foreground for the subject: the gauzy glow of a faint nebula or galaxy. What we don’t see are theContinue reading "How to use an autoguider for the best astrophotos" The post How to use an autoguider for the best astrophotos appeared first on Astronomy Magazine.
     

How to use an autoguider for the best astrophotos

September 12th 2024 at 4:30 pm

We all gaze in awe at beautiful deep-sky images, marveling at how the best imagers make it look so effortless to produce perfectly framed masterpieces. Such photos always seem to have perfect, pinpoint-round stars forming the foreground for the subject: the gauzy glow of a faint nebula or galaxy. What we don’t see are theContinue reading "How to use an autoguider for the best astrophotos"

The post How to use an autoguider for the best astrophotos appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • SpaceX takes aim at FAA after latest Starship launch delayAlison Klesman
    paceX this week received disappointing news from the FAA that the launch license for its fifth test flight of Starship—the largest and most powerful rocket ever built—won’t be awarded until late November. And it’s not happy. On Tuesday, as the company occasionally does when facing what it deems to be unfair treatment, SpaceX posted a lengthy update decrying theContinue reading "SpaceX takes aim at FAA after latest Starship launch delay" The post SpaceX takes aim at FAA after latest Starship laun
     

SpaceX takes aim at FAA after latest Starship launch delay

September 12th 2024 at 12:56 am

paceX this week received disappointing news from the FAA that the launch license for its fifth test flight of Starship—the largest and most powerful rocket ever built—won’t be awarded until late November. And it’s not happy. On Tuesday, as the company occasionally does when facing what it deems to be unfair treatment, SpaceX posted a lengthy update decrying theContinue reading "SpaceX takes aim at FAA after latest Starship launch delay"

The post SpaceX takes aim at FAA after latest Starship launch delay appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Small, untrackable pieces of space junk are cluttering low Earth orbitAlison Klesman
    It’s no question that we have begun polluting the space around Earth. While governments around the world have participated in cataloging and tracking the largest orbiting hazards, astronomers have recently pointed out that the greatest threat to future missions comes from the smallest bits of debris — bits that currently go untracked.  In a paperContinue reading "Small, untrackable pieces of space junk are cluttering low Earth orbit" The post Small, untrackable pieces of space junk are clutterin
     

Small, untrackable pieces of space junk are cluttering low Earth orbit

September 12th 2024 at 12:33 am

It’s no question that we have begun polluting the space around Earth. While governments around the world have participated in cataloging and tracking the largest orbiting hazards, astronomers have recently pointed out that the greatest threat to future missions comes from the smallest bits of debris — bits that currently go untracked.  In a paperContinue reading "Small, untrackable pieces of space junk are cluttering low Earth orbit"

The post Small, untrackable pieces of space junk are cluttering low Earth orbit appeared first on Astronomy Magazine.

  • ✇Astronomy Magazine
  • Shortsighted, aging NASA faces uncertain future, says report to CongressM
    A report published Tuesday raises serious questions about NASA’s ability to effectively function as the nation’s preeminent space agency. The 218-page document, assembled by the National Academies of Sciences, Engineering, and Medicine (NASEM) at the behest of Congress, warns that NASA is prioritizing short-term missions and commercial contracts over the people and technology that makeContinue reading "Shortsighted, aging NASA faces uncertain future, says report to Congress" The post Shortsighte
     

Shortsighted, aging NASA faces uncertain future, says report to Congress

By: M
September 11th 2024 at 6:54 pm

A report published Tuesday raises serious questions about NASA’s ability to effectively function as the nation’s preeminent space agency. The 218-page document, assembled by the National Academies of Sciences, Engineering, and Medicine (NASEM) at the behest of Congress, warns that NASA is prioritizing short-term missions and commercial contracts over the people and technology that makeContinue reading "Shortsighted, aging NASA faces uncertain future, says report to Congress"

The post Shortsighted, aging NASA faces uncertain future, says report to Congress appeared first on Astronomy Magazine.

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