Astronaut Barry "Butch" Wilmore announced his retirement Wednesday after 25 years with NASA and serving as a U.S. Navy test ...

Interim NASA Administrator Sean Duffy says his plan to put a nuclear reactor on the moon is part of his plain to "get there ...

The four U.S., Russian and Japanese astronauts pulled up in their SpaceX capsule after launching from NASA's Kennedy Space Center. They will spend at least six months at the orbiting lab, swapping ...