Astrophotographer Thierry Legault captured the International Space Station transit the Sun. The NASA astronauts were ...

The Polaris Dawn crew Jared Isaacman, Scott "Kidd" Poteet, Sarah Gillis and Anna Menon explain the experiments conducted ...

NASA astronaut Nichole Ayers photographed a rare atmospheric phenomenon over the US and Mexico known as a "sprite" that's ...

The first commercial spacewalk will take place this week. The spacewalk is part of the Polaris Dawn mission—a five-day commercial mission to push the limits of commercial space travel exponentially.

A tech billionaire performed the first private spacewalk hundreds of miles above Earth on Thursday, a high-risk endeavor reserved for professional astronauts — until now.Tech entrepreneur Jared ...

During his second spacewalk, his suit's cooling system failed, and his helmet started to fill with water. PARMITANO: It covered my eyes, it covered my ears, and it went inside my nose.

A tech billionaire performed the first private spacewalk hundreds of miles above Earth on Thursday, a high-risk endeavor reserved for professional astronauts — until now.Tech entrepreneur Jared ...

This spacewalk was simple and quick — less than two hours — compared with the drawn-out affairs conducted by NASA. Astronauts at the International Space Station often need to move across the ...