Critical engine test for NASA's Space Launch System megarocket shuts down earlier than planned By Amy Thompson NASA fired up the core stage of its massive new megarocket Saturday (Jan. 16) in a critical test that appeared to shut down early.
Replay: NASA test-fires 1st SLS megarocket booster By Space.com Staff NASA will fire up the engines of its first Space Launch System megarocket today (Jan. 16) in a critical test for the agency's Artemis moon program. Here's how to watch it live.
On This Day in Space! Jan. 16, 1969: 1st docking of 2 crewed spacecraft By Hanneke Weitering On January 16, 1969, two crewed spacecraft docked in orbit for the first time. See how it happened in our "On This Day In Space" series!
Rocket Lab calls off microsatellite launch due to sensor issue By Tariq Malik The small-satellite launch company Rocket Lab called off its first launch of 2021 from New Zealand Saturday (Jan. 16) due to some strange sensor readings ahead of liftoff.
'Bumblebee gravity' could explain why the universe is expanding so quickly By Paul Sutter Bumblebee gravity could explain dark energy — if it's proven true.
This transforming NASA rover can go places others could only dream of By Kasandra Brabaw A new "transforming" rover in development at NASA will be able to explore rough terrain unlike any rover before it.
Meet Au-Spot, the AI robot dog that's training to explore caves on Mars By Mindy Weisberger Scientists are equipping four-legged, animal-mimicking robots with artificial intelligence (AI) and an array of sensing equipment to help the bots autonomously navigate the Red Planet.
Replay: NASA test-fires 1st SLS megarocket booster By Space.com Staff NASA will fire up the engines of its first Space Launch System megarocket today (Jan. 16) in a critical test for the agency's Artemis moon program. Here's how to watch it live.
On This Day in Space! Jan. 16, 1969: 1st docking of 2 crewed spacecraft By Hanneke Weitering On January 16, 1969, two crewed spacecraft docked in orbit for the first time. See how it happened in our "On This Day In Space" series!
2020 ties record for the hottest year ever, NASA analysis shows By Chelsea Gohd The year 2020 has tied the record for the hottest year on record, a new NASA study shows.
Pictures from space! Our image of the day By Space.com Staff The Hubble Space Telescope spotted a growing, gaseous supernova remnant, known as 1E 0102.2-7219, from a supernova explosion that occurred 1,700 years ago during the fall of the Roman Empire.
CIA releases entire collection of UFO-related documents to truth-seeking website By Brandon Specktor The CIA just turned over 2,700 pages of UFO-related material to The Black Vault, a free repository of UFO records online.
An alien machine already visited us, Harvard astrophysicist still contends By Rafi Letzter Harvard astrophysicist Avi Loeb has reignited a debate about whether alien life can explain an object that visited the solar system in 2017 in a scathing new book.
Blue UFO soars over Hawaii before crashing into the sea By Laura Geggel Multiple people saw a strange blue light whiz over Oahu, Hawaii.
January new moon 2021: Jupiter, Saturn and Mercury get together in the 'moonless' sky By Jesse Emspak The new moon of January will occur at 12 a.m. EST (0400 GMT) on Wednesday, Jan. 13.
How to watch the rare 'triple conjunction' of Mercury, Jupiter and Saturn tonight By Brandon Specktor Mercury, Jupiter and Saturn will form a tight triangle in the sky this Sunday during a rare 'triple conjunction' event.
Cold War heats up on the moon in 'For All Mankind' season 2 trailer for Apple TV+ By Robert Z. Pearlman Space shuttles fly to the moon and astronauts take up arms in the new trailer for the second season of "For All Mankind." The series returns to streaming on Apple TV+ on Feb. 19.
Rian Hughes delivers a modernist sci-fi saga of epic proportions in his debut novel, 'XX' By Jeff Spry The acclaimed graphic designer and comics creator explores extreme typographic territory in this wild first contact tale.
Space Chat with Space.com: Tune in Fridays for science, space and more! By Chelsea Gohd This Friday (Jan. 15), "Space Chat" will explore climate change.
