An astronaut in need of medical care is on the way back to Earth. The ailing astronaut departed the International Space ...

After NASA conducted its first medical evacuation from the International Space Station, the astronauts are expected to ...

Four astronauts departed from the I.S.S. about a month earlier than scheduled because a crew member, who was not identified, ...

The crew undocked from the orbiting outpost at 5:20 p.m. ET Wednesday — about a month earlier than planned —and are scheduled ...

In an unprecedented move, NASA is bringing an astronaut crew home early from the International Space Station because one ...

A medical emergency will force four astronauts aboard the International Space Station to return to Earth prematurely.

A medical emergency will force four astronauts aboard the International Space Station to return to Earth prematurely.

NASA and the Department of Energy aim to deploy a lunar surface nuclear reactor by 2030 to support sustained Moon missions and future exploration under the Artemis program.

The Museum of Flight marks NASA's Day of Remembrance with special displays honoring the crews of Apollo 1, Challenger, and ...

On the other were two more figures in space suits, with the tiniest Stars and Stripes planted in the lunar soil. Cruz ...

The launch is set to occur no earlier than 12:42 p.m. Monday, Jan. 12 from Launch Complex 40 at Cape Canaveral Space Force ...

There is something universally arresting about a space launch. The countdown, the roar of engines, the trembling ground, and ...