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 ...

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

One of NASA's two previously stuck astronauts has retired. NASA announced Butch Wilmore's departure from the space agency on ...

A SpaceX Falcon 9 rocket took off from Launch Complex 39A at NASA's Kennedy Space Center (KSC) in Florida at 11:43 a.m. EDT ...

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

Astronaut and University of Tennessee graduate Barry "Butch" Wilmore has announced his retirement from NASA. The news comes ...

SpaceX's Crew-10 astronauts will head home to Earth today (Aug. 7), and you can watch the action live. The Crew-10 quartet's ...

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

SpaceX launched four astronauts Friday to the ISS for a six-month science mission, marking the company’s 12th NASA crew ...

NASA astronaut Don Pettit shares a long-exposure photograph that captured the curve of Earth, the glow of the planet's atmosphere, streaks of city lights and flashes of lightning. Hovering above it ...

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.