Emily Calandrelli clapped back at the ‘hoards of men’ who belittled her as a female astronaut (Instagram ... can be seen ...

Former NASA cadet Ronald Garan experienced a 'lightbulb' moment after having an uninterrupted view of our world. The ...

There are aliens in the universe, according to one astronaut. But humanity has one massive stumbling block when it comes to ...

Stunning footage captured from the International Space Station shows a glorious-looking aurora shimmering above Earth.

"Exposure to the space environment leads to changes related to inflammation, muscle wasting," and more, NASA said.

None of this was anticipated. They were supposed to be there for a week, and now it’s going on six months,” a source told The ...

The astronauts noted that every day gets better ... “I have distinct memories of, you know, screening over the Earth and ...

Why doesn’t our planet look round when we’re standing in a park or looking out a window? An expert explains what you're ...

Suni Williams and Butch Wilmore only expected to be in space for about a week. But, more than 150 days later, the two NASA ...

Designing the NASA Lunar Rescue System is meant to allow one astronaut to evacuate another without the use of a rover ...