Despite having "walk" in the term, a spacewalk doesn't necessarily involve walking, but merely the act of going outside a ...

Astronauts on the International Space Station, which has been in orbit for decades, have collected a stunning array of images ...

Astronauts perform so many out-of-this-world experiments on the International Space Station (ISS). They use a specially-built ...

After their spacecraft landed on Earth without them, the Starliner crew gave the world an update and said they are doing just ...

"Earth sure looks like a perfect world," businessman Jared Isaacman says as he leaves the SpaceX capsule and steps out into space.

Most astronauts strap the sleeping bag tight against ... and a congestion and your face looks puffy and your legs look like bird legs," he explains. Behavioral psychologists help the astronauts ...

The Polaris Dawn astronauts are now the first commercial spacefarers to ever complete a spacewalk. The maneuver took place ...

While the astronauts’ plight has elicited ... It’s almost like a brand-new microscope, a different way to look at things. Exercise is the biggest answer that we’ve seen.

(NASA) Culbertson's career, like all NASA astronauts, was exemplary ... That's when they saw the damage to the Pentagon. "I could look straight down and see the gash in the side of it," Culbertson ...

Former NASA astronaut Terry Virts spoke with Fox News Digital ahead of this year’s solar eclipse to detail his experience in ...

The two Starliner astronauts said Friday they had no regrets about NASA's decision to extend their mission and to bring their ...