The NASA astronauts have been in space for eight months so far, but their SpaceX capsule could launch in March to take them home.

Starliner astronauts Sunita Williams and Barry Wilmore, who have been stranded on the International Space Station since June, ...

Butch Wilmore and Suni Williams stand a chance at finally coming home, NASA announced on Tuesday, a few weeks sooner than ...

NASA on Tuesday swapped out the astronaut capsule it plans to use for an upcoming routine flight to the International Space ...

After Elon Musk said SpaceX would rescue the “stranded” Starliner astronauts, NASA moved their return date up by two weeks — a slight adjustment to a plan that had already been in place for months.

The far side of the Moon has its own versions of the Grand Canyon—two of them, in fact! A new study explains how these deep ...

Initially, the probability of an impact was 1 in 83, which represented a 1.2% chance of collision. The odds have now increased to 1 in 43, or a 2.3% chance of impact.

Starliner astronaut Sunita Williams says she and crewmate Butch Wilmore have not been "abandoned" in space, as NASA considers ...

The moon rock signifying NASA's lunar ambitions had adorned Joe Biden's Oval Office throughout his entire presidential ...

Astronomers mistook a car SpaceX blasted into space years ago as an asteroid. The brief mix-up highlights the sometimes ...

Being conducted by the European Space Agency (ESA), the study will see volunteers not using their feet for 60 days in a bid to mimic what astronauts feel in zero gravity.