Astronauts Piers J. Sellers (left) and David A. Wolf in the midst of a pre-breathe exercise in preparation for a spacewalk. | ...

NASA's SpaceX Crew-9 mission astronauts will return to Earth on March 18 after achieving significant advancements in ...

On 18 March 1965, during the Voskhod 2 mission, Alexei Leonov exited his spacecraft (tethered by a long cord) to experience floating in space, thus making the history books for the first ever ...

NASA's Artemis campaign is rapidly advancing the development of Gateway, a space station that will orbit the Moon and serve ...

Williams and Wilmore had been on the Boeing Starliner mission to space in June which was supposed to last about a week, but after issues with the spacecraft, they had to remain on the ISS for an ...

It was not immediately known whether the spacecraft's self-destruct system had kicked in to blow it up. The 403-foot (123-meter) rocket blasted off from Texas. SpaceX caught the first-stage ...

"Once something's up in space and in orbit — and if it doesn't work — it's not like you can bring it back and fix it and send it back up again": Phil Monkress.

They have been floating around the International Space Station since June when there were issues with the Boeing Starliner ...

Plans for the 60-acre KSC complex south of the Vehicle Assembly Building now feature: A 276,000-square-foot spacecraft-payload processing facility standing 200 feet tall with cleanrooms, airlocks ...