The first spacewalk was conducted in 1965, by Russian cosmonaut Alexey Leonov. Nearly 20 years later, cosmonaut Svetlana ...

Stacking wheat snack bread, beef steak, cheese spread, potatoes au gratin and gochujang red pepper paste, NASA astronaut ...

NASA says the change is part of the agency's "continued effort to enable a robust commercial industry and supports policy ...

"We're opening the door to new countries, institutions and individuals that can bring new ideas that can really fuel an ...

Veteran astronaut Don Pettit conducted hundreds of hours of research and captured over half a million photos during his ISS ...

NASA's oldest full-time astronaut is back home and doing well a week after wrapping up a seven-month space mission.

A veteran NASA astronaut just back from the International Space Station believes the orbiting facility can operate well past ...

"I was right in the middle of emptying the contents of my stomach onto the steppes of Kazakhstan," Pettit recalled ...

NASA astronaut Don Pettit has 30 years of being an astronaut under his belt, and in a recent interview, he revealed a unique ...

The former NASA rocket scientist flew into space in mid-April alongside Katy Perry and Gayle King for a 10-minute, all-female ...