Leroy Chiao, who was a NASA commander on the International Space Station, had a near-collision with UFOs in August.

Pettit has previously given photography masterclasses from space, and recently gave an interview with NASA while aboard the ...

NASA Administrator Bill Nelson says he's optimistic the Trump administration will support the space agency's agenda.

NASA astronaut Don Pettit discussing his photography ... check out the entire 20-minute interview in the video embedded at the top of this page.

At Eglin AFB, Col. Alec “Bulldog” Spencer not only tests upgrades to the F-16 by flying the planes, but also oversees ...

Williams said she weighs the same as she did when she reached the space station, in a video interview conducted Nov. 12 on the ISS. The astronauts have been positive about their experience.

In an interview with NBC News, the Indian-origin astronaut said: “We have a bunch of food that we’ve packed away that is ...