Ceres' bright patches may overlie pools of salty water, which could be the remnants of an ancient, subsurface ocean.
Lego's 2017 ultimate collector's series Millennium Falcon is amazing. With 7,541 pieces, it's the largest set the company has released to date.
Here we run through the most notorious villains of the "Star Wars" universe, which of course includes villains such as Darth Vader, Boba Fett and Kylo Ren. We look forward to learning more about them in "The Last Jedi," which opens in theaters Dec. 13.
The Israeli team SpaceIL will have to drop out of the competition for the $30 million Google Lunar X Prize if the group cannot raise $7.5 million by Dec. 20, the last day of Hanukkah, team members said.
International Space Station crewmates from Russia, Italy and the United States are back on Earth, having landed after five months on orbit. Sergey Ryazanskiy, Paolo Nespoli and Randy Bresnik touched down aboard Soyuz MS-05 on the steppe of Kazakhstan.
Are huge balls of charged gas launched from the sun steering these marine animals off course?
Life on Mars may have looked a lot like Tonga.
There will be a market for humanity's expansion beyond Earth orbit, industry experts said — but none of them can predict what form that market will take.
On Dec. 11, 2017, President Donald Trump signed the Space Policy Directive 1, ordering NASA to return astronauts to the moon ahead of crewed missions to Mars and beyond. See the moment in photos here.
The Ursid meteor shower will peak in the early morning on Dec. 22, 2017, but it won’t be a very spectacular shooting-star show.
NASA and the U.S. Department of Energy are collaborating on the next generation of nuclear generators, with a focus on crewed missions to Mars.
A seasonally appropriate blizzard of stars fills this Hubble view of a cluster located 41,000 light-years from Earth. The image captures 150,000 glittering stars.
If it's clear outside on Wednesday night (Dec. 13) and Thursday morning (Dec. 14) before dawn, be sure to go outdoors. One of the year's top meteor showers, the Geminids, will peak, with rates as high as one or two meteors per minute at around 10 p.m.
Astronomers shouldn't throw around terms such as "Earth-like planet" and "habitable world" too freely, one researcher warns.
Three space travelers will depart from the International Space Station (ISS) tonight after a six-month stay aboard the orbiting laboratory.
Space.com's editors present a reading list for space and sci-fi lovers, as well as children who are interested in astronomy and spaceflight.
Can objects be manipulated instantaneously from a distance?
Have you ever looked up at the night sky, scratching your head and wondering what planets and stars you're seeing? Or have you ever wanted to wish upon a shooting star, but don't know where to find one?
America's first woman in space will become only the second astronaut to be honored on a United States postage stamp. Sally Ride, who made history launching on board space shuttle Challenger in 1983, will be depicted on a 2018 U.S. Postal Service stamp.
Blue Origin took its new spaceship out for its first spin yesterday (Dec. 12), and you can watch the test flight's highlights in a dramatic new video.