NASA says the change is part of the agency's "continued effort to enable a robust commercial industry and supports policy ...

Two NASA astronauts will step outside the International Space Station on Thursday to take part in U.S. Spacewalk 93, NASA's ...

Veteran astronaut Don Pettit conducted hundreds of hours of research and captured over half a million photos during his ISS ...

NASA's oldest full-time astronaut is back home and doing well a week after wrapping up a seven-month space mission.

A veteran NASA astronaut just back from the International Space Station believes the orbiting facility can operate well past ...

Billionaire Jared Isaacman, who has been to space twice and is Trump's pick to head NASA, could be one step closer to ...

Two NASA astronauts will conduct the fifth all-female spacewalk in history today (May 1), and you can watch the action live. Nichole Ayers and Anne McClain will head outside the International Space ...

NASA astronaut Don Pettit has 30 years of being an astronaut under his belt, and in a recent interview, he revealed a unique ...

NASA astronauts Anne McClain and Nichole Ayers are set to begin their spacewalk on Thursday at 8 a.m. ET, exiting the space station for a planned six hours and 35 minutes. NASA will broadcast the ...

Astronaut Don Pettit, who has been at the International Space Station since September, is set to land Saturday in Kazakhstan ...