The astronaut is stepping away from NASA shortly after returning from a troubled test flight that left him aboard the ISS ...

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

The Trump administration is moving to shut down two NASA missions that monitor a potent greenhouse gas and plant health, ...

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 ...