NASA's Mars probe is expected to study the atmosphere of the Red Planet in amazing new detail.
NASA's Lunar Atmosphere and Dust Environment Explorer (LADEE) launched in September 2013 to study moon dust. The mission ended in April 2014. Here is everything you need to know about it.
Have you ever wanted to build your own space shuttle? Now, thanks to LEGO, you're going to get the chance, years after the end of NASA's shuttle program.
Only the speediest of skywatchers will have a chance to see the total lunar eclipse rising Saturday (April 4): NASA predicts that the total phase of the lunar eclipse will only last about 5 minutes.
NASA's Scott Kelly — one of two people spending a year on the International Space Station — already feels like the orbiting outpost is home.
Three new crewmembers just arrived at the International Space Station, and two of them won't be leaving for about one year.
NASA has a lot of questions about what happens to people who live in space for long periods of time, and it's almost time to get some answers.
NASA's successor to the Hubble Space Telescope is on schedule and budget for now, space agency officials told members of Congress today (March 24).
Science experiments conducted on the International Space Station during the orbiting outpost's first yearlong mission could help open the door to deep space for NASA.
Astronauts on the International Space Station caught sight of an amazing solar eclipse today (March 20), and they have the photos to prove it.
Green auroras danced in skies around the world last night thanks to a massive solar storm that super-charged the cosmic light displays for St. Patrick's Day.
Representatives with XCOR Aerospace — the company responsible for developing the Lynx space plane — announced today (March 16) that John "Jay" Gibson will head up the commercial spaceflight company.
Ganymede, Jupiter's largest moon, has a vast underground ocean of salty water, NASA scientists announced Thursday (March 12). The ocean on Ganymede was discovered with the Hubble Space Telescope.
Three crewmembers are safely back on Earth after a six-month mission on the International Space Station.