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

As such, the ISS operates on Coordinated Universal Time, UTC, also known as Greenwich Mean Time (GMT). This puts NASA astronauts aboard the station 5-6 hours ahead of mission control in Houston, Texas ...

NASA astronauts Kayla Barron and Raja Chari describe how nonverbal communication in employed on the International Space ...

The academic duo calculated the average volume of “space spunk,” approximately one teaspoon, as well as its density, one gram, and the average speed of ejaculation, which they found to be 45 ...

Astronaut Suni Williams said she's trying to remember what it's like to walk after being stuck in space for almost seven ...

So the return of Suni Williams and Butch Wilmore has never been a political story—until this week. And it's a good thing that ...

NASA astronauts Suni Williams and Butch Wilmore completed a spacewalk Thursday while awaiting their delayed return to Earth.

A photographer on Earth has captured an incredible telescope image of NASA astronaut Suni Williams outside of the ...

Astronauts Butch Wilmore and Suni Williams will conduct a spacewalk outside the International Space Station to swab the ...

The capsule that will one day ferry Indian astronauts to space and return them to Earth has been fitted with the key ...

Elon Musk says Donald Trump has asked SpaceX to rescue two astronauts who have been in space for more than seven months — ...