One of NASA's two previously stuck astronauts has retired from the space agency, less than five months after his unexpectedly ...

The astronaut ends a 25-year career after his last mission saw him spend much longer than expected on the ISS.

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

Captain Butch Wilmore retires from NASA after flying Boeing Starliner's first crewed test mission and completing five ...

An international crew of four astronauts launched toward the International Space Station from Florida on Friday aboard a ...

The U.S.-Japanese-Russian crew of four rocketed from NASA’s Kennedy Space Center. They’ll replace colleagues who launched to ...

It’s a last-minute weather scrub for SpaceX’s latest crew launch for NASA. Clouds rolled in and prompted SpaceX to call off ...

Astronaut Barry "Butch" Wilmore is leaving NASA after a quarter-century of service. Wilmore spent a total of 464 days off ...

SpaceX Astronaut Crew-10 return mission from the International Space Station splashdown is targeted at 11:58 a.m., Friday, August 8 ...

Mark and Scott Kelly, twin brothers and former NASA astronauts, spoke to "CBS Mornings" about how the agency is set to lose 20% of its workforce, the SpaceX flight and more.