The pair of Boeing Starliner astronauts left behind on the International Space Station headed back to Earth after a planned eight-day trip turned into more than 9 1/2 months in space. NASA astronauts ...

Just four years after the first human traveled to space, a Soviet cosmonaut and later an American astronaut took next steps that would be vital to exploration: They walked in space. A spacewalk, when ...

Crew-9 astronauts have safely returned to Earth after their mission aboard the International Space Station. Their SpaceX ...

Wilmore and Williams, both former U.S. Navy test pilots, expected to remain in orbit for about 10 days on the mission, which was called Crew Flight Test (CFT). The main goal was to show that Starliner ...

The documentary tells the story of Gus Grissom, Ed White and Roger Chaffee, who died after a fire erupted in their spacecraft on the launch pad.

Why SpaceX, Rocket Lab, Arianespace made Fast Company's list of the most innovative companies doing work in space.

The pair of Boeing Starliner astronauts left behind on the International Space Station are finally on their way back to Earth ...

Firefly Aerospace’s Blue Ghost lander marks the first fully successful commercial moon mission, achieving all objectives and ...

"We were looking at NY around the time of, or shortly after, the collapse of the second tower," an astronaut wrote in his ...

The SpaceX Crew Dragon Endurance docked with the International Space Station just after midnight Sunday beginning the ...

You now have the unique opportunity to add a piece of history to your photography collection. The only photograph of Neil ...

Edgar Mitchell, Apollo 14 astronaut, believed in UFOs and spoke about astronauts encountering unexplained phenomena. His wife ...