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March 2021
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257 articles
- March 31
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- This Deep Space Food Challenge wants your help to feed astronauts of the future
- Uranus is belching X-rays and is weirder than we ever thought
- Huge volcanic eruption didn’t cause climate change and mass extinction 140 million years ago
- Scientists detect world's coldest cloud hovering over Pacific Ocean
- 'Fighting for Space': Author Amy Shira Teitel talks the history of women in spaceflight
- We should study 'dead' alien worlds, and maybe (carefully) seed them with life
- The future of space tourism: op-ed
- Gorgeous NASA photo shows a volcano eruption in Iceland at night
- Watch NASA's Mars helicopter unfold like a butterfly (video)
- Inspiration4's civilian space crew is overwhelmed with joy about launching on a SpaceX rocket this year
- Interstellar interloper 2I/Borisov may be the most pristine comet ever observed
- Doctor Who's most manipulative enemy will star her own comic book miniseries in April
- Selene III: Starting off an analog lunar mission with exploding bombs — Commander's report: sol 3
- March 30
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- NASA's Mars helicopter is slowly unfolding beneath the Perseverance rover
- SpaceX's Dragon spaceship is getting the ultimate window for private Inspiration4 spaceflight
- Watch VP Kamala Harris speak with NASA astronauts in space for Women's History Month
- Russia's next space station-bound Soyuz spacecraft named for first cosmonaut
- The 'Wright' stuff on Mars: Flyer fabric to take flight again on Ingenuity helicopter
- Rare daytime fireball meteor creates massive sonic boom over UK
- Contest-winning crew unveiled for all-civilian Inspiration4 spaceflight on a SpaceX rocket
- SpaceX launches Starship SN11 rocket prototype, but misses landing
- Meet VSS Imagine: Virgin Galactic unveils its first SpaceShip III spacecraft
- Climate explained: How particles ejected from the sun affect Earth's climate
- A remnant of a protoplanet may be hiding inside Earth
- Mars' dark streaks are probably caused by dry landslides
- March 29
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- Explosion from the early universe illuminates secret black hole
- Here's how the full moon helped free the stuck ship Ever Given in the Suez Canal
- NASA wants to help private space stations get off the ground
- NASA joins White House Climate Task Force
- A mission to Uranus and Neptune could act as massive gravitational-wave detector
- March 28
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- How can some planets be hotter than stars? We've started to unravel the mystery.
- How asteroid dust helped us prove life’s raw ingredients can evolve in outer space
- The Paschal full moon of 2021 rises tonight to make way for Easter
- Legacy of shattered alien-seeking Arecibo telescope will live on for millions of years
- March 27
- March 26
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- Infamous asteroid Apophis poses no threat to Earth for at least 100 years, NASA says
- Deadly Alabama tornado 'supercell' spotted in satellite imagery
- Long-awaited 'Last Starfighter' sequel 'very, very close' and has a sizzle reel
- SpaceX test fires Starship SN11 rocket prototype again ahead of next launch
- This week in our Space.com forums: Space surprises, Perseverance prizes and an astronomically huge number!
- Falling SpaceX debris puts on a light show in the sky
- Stunning Hubble image shows a big galaxy full of blue stars
- NASA's TESS planet hunter spied 2,200 candidate worlds in its first 2 years
- Seeing the invisible: How Nobel laureate Andrea Ghez found the supermassive black hole in the Milky Way's center
- March 25
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- See SpaceX's most-flown rocket returns to home port after 9th flight (photos)
- The huge ship stuck in the Suez Canal is visible from space (satellite photos)
- How to spot aliens? Look at Earth, scientists propose.
- What messages have we sent to aliens?
- 'For All Mankind' sneak peek: Watch astronauts test-fire guns on the moon in 'Best-Laid Plans'
- SpaceX's Starlink satellite megaconstellation launches in photos
- Firefly Aerospace readies Alpha rocket for 2021 debut launch, ramps up operations
- World's oldest meteor crater isn't what it seems
- NASA astronauts get up-close look at SpaceX's Starship SN11 prototype (photo)
- The 1st few seconds of the Big Bang: What we know and what we don't
- Soyuz rocket launches 36 OneWeb satellites into orbit for modified satellite internet constellation
- March 24
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- Arianespace to launch new fleet of OneWeb internet satellites tonight. Here's how to watch.
- Mars helicopter Ingenuity carries piece of Wright brothers' famous plane
- First image of a black hole gets a polarizing update that sheds light on magnetic fields
- Scientists unlock the 'Cosmos' on the Antikythera Mechanism, the world's first computer
- The importance of love language on Mars — Commander's report: sol 14
- Russian Soyuz rocket launches 38 satellites on first fully commercial mission
- To be declassified: UFO broke sound barrier with no sonic boom
- SpaceX launches 60 new Starlink internet satellites, nails latest rocket landing at sea
- March 23
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- 'We stand with you,' NASA's Perseverance rover team tells people of Boulder after mass shooting
- See the Space Force's 1st small rocket launch of 2021 in these photos
- SpaceX will launch a new Starlink fleet before sunrise Wednesday. Here's how to watch.
- NASA's Mars helicopter Ingenuity could fly for 1st time on April 8
- An asteroid the size of a semi-truck and two other space rocks are flying by Earth today
- Astronauts on Mars missions could suffer cognitive and emotional problems, new research suggests
- 'District 9' sequel 'is coming' says writer and director Neill Blomkamp
- Last Delta II takes root in Kennedy Space Center rocket garden
- NASA's new batch of wild space tech ideas includes Titan sample-return concept and more
- Integrating diverse satellite images sharpens our picture of activity on Earth (op-ed)
- NASA to unveil plans for Mars helicopter test flights today. Here's how to watch live.
- Saturn's summer season ends as Hubble telescope watches (photos)
- Mars is leaking water into space during dust storms and warmer seasons
- Paraguay's 1st satellite is in orbit after launch from space station
- Newly discovered bacteria on space station could help astronauts grow plants on Mars
- March 22
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- Rocket Lab launches 7 satellites to orbit
- Defunct US weather satellite breaks up in Earth orbit
- Mars helicopter Ingenuity gets 1st taste of Red Planet air (video)
- SpaceX fires up Starship SN11 prototype to prep for test flight this week
- Lego reveals space shuttle Discovery set featuring Hubble Space Telescope
- This epic new Lego space shuttle set will let you recreate NASA's Hubble Space Telescope mission
- Test pilot Brian Binnie recounts his historic flight on SpaceShipOne and the future of private space travel in new book
- The mysterious core of Mars is on the large side, NASA's InSight lander data suggests
- Interstellar object 'Oumuamua is a pancake-shaped chunk of a Pluto-like planet
- Why Russian scientists just deployed a giant telescope beneath Lake Baikal
- March 21
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- The biggest asteroid to visit Earth in 2021 zooms by our planet unusually fast today
- Glowing 'dawn storm' auroras that blaze in Jupiter's morning skies are born in darkness
- Asteroids named for diverse group of 27 trailblazing astronauts
- Dark energy camera takes hyper-detailed images of nearby dwarf galaxies
- A supermassive black hole is speeding through space, and astronomers don't know why
- March 20
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- Spring returns with a not-so-equal vernal equinox of 2021
- In the Space.com forums this week: The best space shows, can Elon Musk's SpaceX reach Mars and more!
- NASA likely to stay the course to the moon under Bill Nelson, if confirmed
- Wow! This incredible image of the Milky Way took 12 years to create
- Glynn Lunney, NASA flight director who led from 'trench' to the moon, dies at 84
- March 19
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- China has 3 new spy satellites in orbit after Long March 4C launch
- See Mars swing by the crescent moon tonight
- Space station crew moves Soyuz spacecraft to new parking spot ahead of new arrivals
- 'For All Mankind' sneak peek: Tracy Stevens takes another small step on the moon in 'The Weight'
- President Biden nominates Bill Nelson to serve as NASA chief
- The United Arab Emirates' Hope mission to Mars in photos
- Elon Musk shows off SpaceX's 1st Starship Super Heavy booster
- How do tiny pieces of space junk cause incredible damage?
- US military to keep wary eye on Chinese and Russian space ambitions under President Biden
- Space station crew will take their Soyuz spacecraft for a spin today and you can watch it live
- March 18
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- NASA fires up its 1st SLS megarocket for moon flights in a critical engine test
- The Mars helicopter on NASA's Perseverance rover could fly in early April
- UAE's Hope spacecraft at Mars spies solar system's tallest volcano (photo)
- Betelgeuse and Rigel: A tale of the two brightest stars in Orion
- Scientists want to store DNA of 6.7 million species on the moon, just in case
- Monster antimatter particle slams into Antarctica
- This jet from a monster black hole is so huge it dwarfs our Milky Way galaxy
- SpaceX lost a rocket in the ocean last month. Here's why.
- NASA will attempt another 'hot fire' test of its SLS moon rocket today. Watch it live!
- Jupiter's Great Red Spot may survive by gobbling up smaller storms
- NASA astronaut Mark Vande Hei could spend a year in space
- Perseverance rover records sounds of a drive in another Mars first (video)
- March 17
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- What if Planet Nine is a baby black hole?
- Celebrate St. Patrick's Day 2021 with this verdant view of Ireland from space
- Perseverance rover spots its first dust devil on Mars
- Mars dust storms may cause mysterious 'zodiacal light' in Earth's night sky
- The Perseverance rover's 1st month on Mars has been super smooth, scientists say
- Russia's only woman cosmonaut, Anna Kikina, inspires one-of-a-kind Barbie doll
- Perseverance rover's belly hits the floor on Mars, exposing its rock-sampling heart (videos)
- March 16
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- Russia's Soyuz 2 sports new look inspired by first cosmonaut Yuri Gagarin's rocket
- Mars may hide oceans of water beneath its crust, study finds
- Arcs of 'lightning' on the moon could be the future of lunar mining
- Spring skywatching: Big Dipper and a 'big' little moon reign in the night sky this month
- US Air Force says it will test bizarre 'hypersonic' weapon this month
- Space station tosses 2.9-ton hunk of space junk overboard. It will stay in orbit for years.
- March 15
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- NASA honors Navajo language on Mars with Perseverance rover rock names
- Brilliant SpaceX rocket launch sparks fireball reports along the US East Coast
- Exclusive: Hero Collector shoots for the Moon with new 'Space: 1999' die-cast spaceships
- Lunar timeline: humanity's explorations of the moon
- Blue Origin will simulate moon gravity on rocket launches for NASA
- Hulu drops a delightfully demented trailer for 'Solar Opposites' Season 2
- In 'The Disordered Cosmos,' a physicist explores how physics and society intersect
- Book excerpt: 'The Disordered Cosmos'
- NASA astronauts in space talk coronavirus and more with the CDC
- NASA taps high school students for space station duct tape dispenser
- March 14
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- Curious Kids: We have been trying to contact aliens – but do they want to contact us?
- The Force will be strong with the 'Star Wars: The Bad Batch' animated series launching May 4
- Happy Pi Day! Here's how the famed math concept helped NASA's Perseverance rover land on Mars
- SpaceX just launched a Falcon 9 rocket on a record 9th flight and stuck the landing
- March 13
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- Spacewalking astronauts wrap up maintenance work on space station
- SpaceX to attempt record 9th flight of a Falcon 9 rocket with Starlink launch on Sunday
- In the Space.com forums this week: Debating Mars, imagining wormholes, and last call for a giveaway!
- Radioactive 'snowflakes' act like the tiniest nuclear bombs in the universe
- US Air Force is guarding against electromagnetic pulse attacks. Should we worry?
- China's Long March 7A rocket launches on 1st successful flight
- March 12
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- Hubble Space Telescope is back online after software glitch
- 'Star Trek: Strange New Worlds' has started principal photography
- NASA targets March 18 for a critical engine test of its Space Launch System moon rocket
- How scientists found rare fireball meteorite pieces on a driveway — and what they could teach us
- A new approach to directly testing quantum gravity
- The moon has a tail, and Earth wears it like a scarf once a month
- Scorching-hot planet candidate spotted around famous star Vega
- Exclusive: In 'The Expanse #4,' Bobbie and Avasarala brace for a final battle
- Physicists measure the tiniest gravitational force ever
- 'Moon Registry' catalogs human heritage left behind on lunar surface
- Physicists witness the bizarre birth of a 'quasiparticle'
- March 11
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- A big asteroid will zoom safely past Earth on March 21, NASA says
- This strange lava-rich alien planet is making itself a new atmosphere
- 'For All Mankind' exclusive sneak peek: Watch Gordo Stevens try out a new spacesuit in 'Pathfinder'
- 'Surviving Mars' is free on the Epic Games store right now
- Astrobotic reveals mission patch for first commercial moon landing
- Other planets in our Milky Way may have continents just like Earth
- SpaceX launches 60 new Starlink satellites to orbit, nails rocket landing at sea
- Newfound super-Earth alien planet whips around its star every 0.67 days
- Panic and paranoia strike in 1st trailer for new sci-fi thriller 'Voyagers'
- March 10
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- Thousands more satellites will soon orbit Earth. We need better rules to prevent space crashes.
- Rare supernova relic found at the core of our Milky Way
- Andrew Chaikin's 'A Man on the Moon' relaunched as Folio Society book set
- The Perseverance rover has recorded the 1st laser sound on Mars. It's a 'snap!' not a 'pew!'
- Cosmonauts seal air leak in Russian module of the International Space Station
- Hello, Mars! China unveils 1st HD views from its Tianwen-1 spacecraft
- 'Star Trek: Lower Decks' and 'Picard' nab nominations for 3 NAACP Image Awards
- Russia and China just agreed to build a research station on the moon together
- Exclusive: 'Altered Carbon' writer Richard K. Morgan shares cyberpunk secrets in new graphic novel 'One Life, One Death'
- SpaceX will launch its next Starlink satellite fleet Thursday and you can watch it live
- Here's how NASA just booked a last-minute trip to space on a Russian Soyuz
- The weird long cloud on Mars is finally revealing some of its secrets
- The Valoria 2 crew turns to the 'dark side,' changing HI-SEAS into Horror-SEAS — Commander's report: sol 10
- March 9
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- SpaceX moves Starship SN11 rocket prototype to its launch pad
- Meteorite from brilliant UK fireball is England's first in 30 years
- Forward warriors! Live-action 'Halo' TV series is launching on Paramount+ in 2022
- Exclusive: Xenomorphs are back on the hunt in Alex White's 'Alien: Into Charybdis'
- Meteor explodes over Vermont with the force of 440 pounds of TNT
- Perseverance rover spies its shadow on Mars (photo)
- Ancient Mars' warm spells probably didn't last long
- Scientists find most distant quasar shooting powerful radio jets
- March 8
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- Amazon, Amblin documentary 'Good Night Oppy' to tell Mars rover's story
- Hubble Space Telescope in safe mode after software glitch
- Arecibo Observatory telescope cleanup could cost up to $50 million, NSF reports
- Relativity Space teams with HI-SEAS, NASA to celebrate International Women's Day
- Giant Magellan Telescope project casts sixth mirror
- Arecibo Observatory has more science to do despite iconic radio telescope's collapse
- Black holes could be dark stars with 'Planck hearts'
- Can super-rotating oceans cool off extreme exoplanets?
- March 7
- March 6
- March 5
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- NASA's Perseverance rover takes its first test drive on Mars
- Mercury meets up with Jupiter (Saturn and the moon, too!) in the morning sky this week
- Netflix launches 'Pacific Rim: The Black' anime series
- Marvel's new 'Alien' comic promises 'claustrophobic feeling of unseen, unknowable terror'
- Spacewalking astronauts tackle stubborn struts to prime space station for new solar arrays
- Mount Etna's fiery eruptions seen from space (satellite photos)
- Boeing's 2nd Starliner space taxi test flight for NASA delayed again
- NASA will revel in Perseverance rover's 'firsts' on Mars today and you can follow it live
- Huge asteroid Apophis will safely fly past Earth tonight. Here's where to watch live online.
- Inspiration4: How Jared Isaacman's kindergarten space dream became a pioneering SpaceX mission
- NASA's Perseverance rover landing on Mars was a giant leap for America, President Biden says
- Mercury may not have shrunk nearly as much as scientists think
- Here's your chance to win a Perseverance Prize Pack!
- March 4
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- Author Andy Weir offers 'Project Hail Mary' mission patch on virtual book tour
- Newfound exoplanet could be 'Rosetta Stone' for studies of alien atmospheres
- Perseverance rover flexes its arm on Mars for the 1st time
- Scientists still stuck on Betelgeuse antics a year after strange dimming episode
- 'For All Mankind' sneak peek: Astronaut handles zipper malfunction in 'Rules of Engagement'
- Astronaut-explorer Richard Garriott sets records on dive to deepest point on Earth
- Large asteroid Apophis will safely fly by Earth on Friday
- 'Liftoff': Eric Berger's tale of the wild years of SpaceX's youth
- Lab-grown black hole analog behaves just like Stephen Hawking said it would
- SpaceX Falcon 9 rocket launches and lands for 8th time, delivering 60 Starlink satellites to orbit
- A SpaceX rocket will launch a Starlink satellite fleet tonight and you can watch it live. Here's how.
- SpaceX's SN10 Starship prototype lands after epic test launch — but then explodes
- March 3
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- SpaceX's Starship SN10 prototype aborts first launch attempt. May try again today.
- Meet the swirlon, a new kind of matter that bends the laws of physics
- Spotting UFOs: Do-it-yourself sky surveillance comes online
- Cleanup of Arecibo Observatory's collapsed radio telescope seen from space
- NASA's Perseverance rover deploys wind sensor on Mars
- In photos: NASA's Mars Perseverance rover mission to the Red Planet
- Japanese billionaire seeks 8 crewmembers for moon-bound mission on SpaceX's Starship
- March 2
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- Perseverance rover: Everything you need to know
- Watch this giant iceberg break off from Antarctica
- Mars Society launches crowdfunding push for a VR Mars astronaut mission simulation
- Rocket Lab: Private Spaceflight for Tiny Satellites
- A new rocket, Venus missions and more: Rocket Lab's Peter Beck is aiming big in space
- Newfound Comet Leonard will blaze into view this year
- Full-size mock International Space Station closes with end of Fry's Electronics
- SpaceX is ready to launch more astronauts with Crew-2 next month
- Rare red sprite and blue jet create otherworldly light show above Hawaii
- Brilliant yellow-green fireball lights up sky above England (video, photos)
- Future interstellar comet? Gas-spewing object spotted in asteroid group near Jupiter
- March 1
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- The 'Alien' Xenomorph has invaded Fortnite (Ripley and her cat, too!)
- Rocket Lab just unveiled plans for a big new rocket called Neutron that could fly astronauts
- Planetary defense experts use infamous asteroid Apophis to practice spotting dangerous space rocks
- Lumpy, 30-pound meteorite that crashed in Sweden recovered in local village
- SpaceX aborts launch of Falcon 9 rocket carrying Starlink satellites
