NASA astronaut Chris Williams and Roscosmos crewmates prepare to return to Earth after a 241-day mission. The crew seals the ...

NASA and Roscosmos had astronauts prepared to retreat from portions of the International Space Station as a persistent air ...

The trio's Soyuz spacecraft will undock from the ISS at 3:02 a.m. ET on Sunday (July 26) and land on Earth about 3.5 hours later. A U.S.-Russian crew will return to Earth from the International Space ...

NASA astronaut Anil Menon launched with a pair of cosmonauts on a Soyuz spacecraft to the International Space Station on Tuesday.

NASA Administrator Jared Isaacman outlined plans for nuclear propulsion, a moon base and eventual astronaut missions to Mars.

"Whatever that it is, it looks disgusting." The post NASA astronauts make space ‘cake’ to celebrate new crew members appeared ...

The new crew will replace three other Soyuz fliers wrapping up a 240-day stay aboard the International Space Station.

America’s most daring, extraordinary feat — landing astronauts on the moon — remains the pinnacle of achievement by anyone ...

NASA astronaut Chris Williams and his two crewmates are preparing to leave the International Space Station after completing a ...

A veteran astronaut explains why she and her former crewmates believe defending the Constitution is their next mission.

Have you ever wished you could meet a real-life astronaut and find out a bit more about life in space? Well that's exactly ...