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

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

With its powerful motor, wide app compatibility and elegant design, the Urevo SpaceWalk E4W walking pad punches way above its affordable price point.

Students in Southern Florida will have the chance Monday, July 14 to hear astronauts on the International Space Station ...

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

A tech billionaire has performed the first private spacewalk hundreds of miles above Earth. It was a high-risk endeavor reserved for professional astronauts — until now.

The SpaceX Polaris Dawn crew of four civilian astronauts successfully completed the first-ever commercial spacewalk.

The SpaceX Polaris Dawn mission already reached record altitudes. The entire spacecraft was exposed to the vacuum of space and two citizen astronauts completed spacewalks.

Four astronauts aboard a SpaceX capsule will attempt the historic private spacewalk. It's a high-risk operation with lots that could go wrong, but with a potentially great view.

Daring SpaceX Polaris mission aims for first spacewalk by private citizens Billionaire space pioneer Jared Isaacman is leading a high-orbit mission that seeks to push new boundaries.

The hardest part of SpaceX's Polaris Dawn mission is coming up when the passengers complete the first commercial spacewalk this week.