Four astronauts are about to board a rocket to leave the planet. Update for 7:50 pm ET: SpaceX called off its planned launch ...

SpaceX plans to make spaceflight history this month, by launching the first crewed mission to explore Earth's polar regions.

As well as a shift in fluid causing their faces to puff, the microgravity in space would have also triggered muscle atrophy, ...

Crew-9 launched with Hague and Gorbunov and two empty seats for Williams and Wilmore on the return journey, aboard SpaceX's ...

Anne McClain and Takuya Onishi before boarding the rocket. Pic: NASA Image: Footage on board shortly after the launch showed the four astronauts. Pic: NASA The mission has become entangled in ...

Four SpaceX astronauts blasted off in a SpaceX Falcon 9 rocket Friday afternoon to the International Space Station to rescue ...

In his final days aboard the space station in a mission that’s lasted six months, American astronaut Don Pettit has shared ...

Blue Ghost, a moon lander from Firefly Aerospace, captured the first high-definition photos of the lunar sunset from the moon ...

After nine months stranded on the International Space Station (ISS), NASA astronauts Suni Williams and Butch Wilmore are ...

A Dragon capsule undocked from the International Space Center early Tuesday, sending NASA astronauts Suni Williams and Butch ...

NASA and SpaceX made another attempt on Friday to send a crew up to the International Space Station (ISS) and begin the ...

For astronauts Suni Williams and Butch Wilmore, Friday's launch means they are closing in on their flight back to Earth after ...