Add Yahoo as a preferred source to see more of our stories on Google. More than three months have gone by since any Americans have traveled to space, but that's about to change. A NASA astronaut is ...

During the Sept. 11 attacks, NASA astronaut Frank Culbertson — the only American not on Earth at the time — snapped a ...

In 1961, amidst the tensions of the Space Race, NASA made an unpopular choice: Concerned with booster issues during a January test flight with a chimpanzee, the agency chose to run additional tests ...

The decision to have the astronauts take shelter in the spacecraft was made “out of an abundance of caution,” according to a NASA spokesperson NASA astronauts were ordered to shelter in the SpaceX ...

John Glenn’s passing on Thursday means that the first seven American astronauts chosen to lead the fledging US space program in 1959 are now dead, ending a groundbreaking chapter in American history.

As NASA fought to catch up to the Soviet Union in the space race, they selected a Navy veteran as the first astronaut. But what happened once Alan Shepard stepped into the space capsule? Alan Shepard ...

The first crew to blast off to the International Space Station following a launch accident that deepened doubts over Russia’s space programme is set to return to earth Tuesday. NASA astronaut Anne ...

Several astronauts, including Americans, were allowed to return to the International Space Station after facing a potential evacuation amid a worsening air leak. NASA directed astronaut Chris Williams ...