Alexei Leonov, the legendary Soviet cosmonaut who became the first human to walk in space 54 years ago — and who nearly didn't make it back into his space capsule — has died in Moscow at 85.
NASA is showing off its new design of spacesuits.
It was a unique launch for NASA on Thursday evening, as the space agency sent a special satellite designed to study the Earth's upper atmosphere into orbit.
Yes, it’s already fall. Don’t believe it? Just look up at the sky and bask in the glow of the bright orange “Hunter’s Moon” that is sure to be a treat for stargazers this weekend.
Delta celebrated International Girls in Aviation Day on Sunday with its fifth annual Women Inspiring our Next Generation (WING) Flight, which carried 120 girls ages 12 to 18 from Salt Lake City to NASA in Houston.
Twenty new moons have been found around Saturn, giving the ringed planet a total of 82, scientists said Monday. That beats Jupiter and its 79 moons.
If you have any wishes to make, now is the time, because stargazers will get their chance to view two back-to-back meteor showers that are expected to peak this week.
Astronaut Christina Koch was supposed to do a spacewalk with another female crewmate in March. But NASA had to scrap the plan just a few days in advance because there wasn't enough time to get a second medium-size spacesuit ready.
For the first time, NASA’s planet-hunting Transiting Exoplanet Survey Satellite (TESS) was able to watch the “cataclysmic phenomenon” of a star being torn apart by a black hole from beginning to end. Using follow-up observations from telescopes, astronomers were able to capture unprecedented data about the star-destroying events known as tidal disruptions.
Elon Musk said Saturday that the space venture's Starship is expected to take off for the first time in about one or two months and reach 65,000 feet before landing back on Earth.
The Lunar Receiving Laboratory at Johnson Space Center hasn't been used for two years and will likely be torn down next year.
An innovative new device is able to generate electricity from the night sky, according to a new study.
Inside a locked vault at Johnson Space Center is treasure few have seen and fewer have touched.
Apollo 11 astronaut Michael Collins has revealed a previously unseen photo of the famous moon landing crew members that he “found at the bottom of a box.”
A recent discovery has some once again questioning if there is life on other planets.