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 ...

Billionaire Jared Isaacman, who has been to space twice and is Trump's pick to head NASA, could be one step closer to ...

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

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

The recent all-women spaceflight carried out on Jeff Bezos’s Blue Origin vehicle has raised discussion of who gets to be ...

NASA's oldest full-time astronaut said that during his most recent trip to the space station, he didn't feel his age at all.

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

Astronaut Anne McClain talks about her mission aboard the ISS and what it means to represent Washington state in space.

A Pakistani astronaut will become the first foreign national aboard China’s Tiangong space station, as Beijing steps up space ...

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

National Geographic's "SALLY" reveals the true story of Sally Ride, from her space career to the untold private side of her life.