Solar System
Latest about Solar System
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Private Athena moon lander beams home gorgeous views of Earth from space (photos)
By Mike Wall Published
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Private Blue Ghost lander sees far side of the moon in breathtaking detail ahead of lunar landing (video)
By Mike Wall Published
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NASA supercomputer finds billions of comets mimicking the Milky Way's shape: 'The universe seems to like spirals!'
By Robert Lea Published
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How fast is Earth moving?
By Doris Elin Urrutia Last updated
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February new moon 2025: The young moon occults Mercury and passes by Venus
By Jesse Emspak Published
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NASA set to deliver a knock-out PUNCH to mysteries of the solar wind
By Keith Cooper Published
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Reference
What is the moon phase today? Lunar phases 2025
By Tariq Malik Last updated
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Explore Solar System
Asteroids
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Watch asteroid 2024 YR4 zoom harmlessly through space after risk of hitting Earth falls to near zero (video)
By Samantha Mathewson Published
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'That's impact probability zero folks!' Earth safe from 'city-killer' asteroid 2024 YR4
By Robert Lea Published
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NASA massively lowers impact risk of 'city-killer' asteroid 2024 YR4 to 1 in 360
By Robert Lea Last updated
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'City-killer' asteroid 2024 YR4 could hit the moon instead of us, scientists say
By Pandora Dewan Published
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What the asteroid with a 1-in-48 chance of hitting Earth in 2032 looks like (images)
By Robert Lea Published
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What would happen if the OSIRIS-REx asteroid Bennu smashed into Earth in 2182?
By Victoria Corless Published
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Odds of an asteroid impact in 2032 just went up. Here's why experts say you shouldn't worry
By Robert Lea Published
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When is an asteroid not an asteroid? When it's Elon Musk's Tesla Roadster, it turns out.
By Tariq Malik Published
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NASA finds key molecules for life in OSIRIS-REx asteroid samples. Here's what that means
By Monisha Ravisetti Published
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Comets
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Comet G3 (ATLAS) looks breathtaking above future home of world's largest telescope (photos)
By Brett Tingley Published
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Why Comet G3 (ATLAS) will be 'remembered as the Great Comet of 2025' (photos)
By Joe Rao Published
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Trillions of comets discovered orbiting alien planet systems (image)
By Keith Cooper Published
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Photographer captures rare Comet G3 ATLAS from UK in dramatic 'once-in-a-lifetime' image
By Daisy Dobrijevic Published
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Once-in-a-160000-year comet G3 ATLAS could shine as bright as Venus next week. Here's what to expect.
By Joe Rao Published
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Big 'dark comet' discoveries could be coming in 2025
By Darryl Seligman Published
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Get ready for the 'New Year Comet': What to expect from Comet ATLAS (C/2024) G3
By Jamie Carter Published
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Astronomers discover 7 new 'dark comets,' but what exactly are they?
By Keith Cooper Published
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'Crumb trails' of meteoroids could reveal potentially dangerous comets years before they reach Earth
By Abha Jain Published
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Dwarf planets
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How did life's building blocks end up on dwarf planet Ceres?
By Victoria Corless Published
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Reference
Charon: Pluto's dwarf planet partner
By Keith Cooper Last updated
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Reference
Ceres: The closest dwarf planet to Earth
By Keith Cooper Last updated
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Pluto's 'almost twin' dwarf planet Eris is surprisingly squishy
By Sharmila Kuthunur Published
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Dwarf planet Ceres could be a great place to hunt for alien life. Here's why
By Sharmila Kuthunur Published
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See dwarf planet Haumea at its closest to Earth in 285 years tonight
By Stefanie Waldek Published
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Spot dwarf planet Ceres during the new moon tonight
By Robert Lea Published
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Astronomers spy new class of dark, water-rich asteroids like dwarf planet Ceres
By Sharmila Kuthunur Published
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A dwarf planet beyond Neptune has a mysterious ring that astronomers can't explain
By Tereza Pultarova Published
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Earth
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How fast is Earth moving?
By Doris Elin Urrutia Last updated
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20 years of satellite data reveal 'staggering' levels of glaciers melting, sea levels rising
By Sharmila Kuthunur Published
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Over 1,000 NASA employees saved from dismissal as Trump downsizes federal workforce
By Sharmila Kuthunur Published
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Scientists accidentally discover Earth's inner core is less solid than expected
By Julian Dossett Published
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Continent-size blobs in Earth's mantle are a billion years old, ancient crystals reveal
By Skyler Ware Published
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NASA denies setting 'new bans' for employees amid reports of removing LGBTQI+ symbols from offices
By Monisha Ravisetti Published
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Huge solar storm in May 2024 spawned 2 new radiation belts around Earth
By Keith Cooper Published
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Scientists alarmed as Rubin Observatory changes biography of astronomer Vera Rubin amid Trump's push to end DEI efforts
By Sharmila Kuthunur Published
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Space weather scales are outdated and confusing. Here's what NOAA scientists are doing about it
By Meredith Garofalo Published
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Jupiter
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An amateur astronomer used an old technique to study Jupiter — and found something strange
By Victoria Corless Published
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New thunderstorms wider than Earth are spewing out green lightning on Jupiter — and could make one of the gas giant's massive bands disappear
By Harry Baker Published
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NASA tests high-tech software for future mission to search for life on Jupiter's moon Europa
By Keith Cooper Published
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Magnetic tornadoes on Jupiter are spawning Earth-size storms
By Keith Cooper Published
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Jupiter's storms and its 'potato' moon Amalthea stun in new NASA Juno probe images
By Samantha Mathewson Published
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How can Jupiter have no surface? A dive into a planet so big, it could swallow 1,000 Earths
By Benjamin Roulston Published
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Explore Jupiter's icy ocean moon Europa in NASA virtual tour (photos)
By Stefanie Waldek Published
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Jupiter's Great Red Spot is being squeezed, Hubble Telescope finds — and nobody knows why (video)
By Keith Cooper Published
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NASA's Juno probe spots massive new volcano on Jupiter moon Io
By Andrew Jones Published
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Mars
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Ancient beach on Mars discovered by China's Mars rover: 'This strengthens the case for past habitability'
By Kiona N. Smith Published
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If Mars has microbe fossils, a laser and rock quarry in Algeria could help find them
By Keith Cooper Published
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What makes Mars the 'Red' Planet? Scientists have some new ideas
By Victoria Corless Published
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'Iridescent' clouds on Mars captured in Martian twilight in stunning NASA rover images (video)
By Sharmila Kuthunur Published
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'Marsquakes' may solve 50-year-old mystery about the Red Planet
By Harry Baker Published
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Trump wants the US to land astronauts on Mars soon. Could it happen by 2029?
By Keith Cooper Published
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Mars was hot then cold then hot again. Could life have really survived there?
By Robert Lea Published
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Mysterious Mars mounds may bolster case for ancient Red Planet ocean
By Keith Cooper Published
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Volcanic cones on Mars tell a tale of ice and fire
By Victoria Corless Published
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Mercury
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BepiColombo spacecraft flies by Mercury, sees volcanic plain and impact craters
By Kiona N. Smith Published
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BepiColombo probe captures haunting Mercury image on 5th of 6 gravity assist flybys (photo)
By Brett Tingley Published
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BepiColombo spacecraft's flyby of Mercury begins unraveling the planet's magnetic mystery
By Robert Lea Published
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Magnetic mystery at Mercury revealed by BepiColombo probe (video)
By Sharmila Kuthunur Published
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BepiColombo probe captures stunning Mercury images in closest flyby yet
By Andrew Jones Published
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Mercury has a layer of diamond 10 miles thick, NASA spacecraft finds
By Robert Lea Published
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Mercury slammed by gargantuan eruption from the sun's hidden far side, possibly triggering 'X-ray auroras'
By Harry Baker Published
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Mercury is home to exotic glaciers of salt, and they may host life beneath them
By Robert Lea Published
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Here's the (moon) scoop: Mercury 7-flown clock, Apollo lunar shovel up for auction
By Robert Z. Pearlman Published
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Neptune
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Could Neptune's largest moon swing a spacecraft into the planet's orbit?
By Paul Sutter Published
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Why is Neptune's moon Triton so weird?
By Paul Sutter Published
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Weird dark spot on Neptune may have a bright spot buddy
By Keith Cooper Published
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Neptune's clouds have vanished, and the sun may be to blame (video)
By Monisha Ravisetti Published
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4 elusive 'mini-Neptune' exoplanets discovered in a cosmic game of hide-and-seek
By Robert Lea Published
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Reference
Neptune: A guide to the windy eighth planet from the sun
By Charles Q. Choi Last updated
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Newly discovered 'mini-Neptune' may have an ocean or an atmosphere - but not for long
By Robert Lea Published
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Watch Venus snuggle up to Neptune for Valentine's Day tonight
By Robert Lea Published
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Reference
Neptune moons: Facts about the elusive moons of the Neptunian system
By Elizabeth Howell Last updated
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More about Solar System
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Reference
What is the moon phase today? Lunar phases 2025
By Tariq Malik Last updated
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Watch asteroid 2024 YR4 zoom harmlessly through space after risk of hitting Earth falls to near zero (video)
By Samantha Mathewson Published
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Ancient beach on Mars discovered by China's Mars rover: 'This strengthens the case for past habitability'
By Kiona N. Smith Published
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