It was the first spacewalk by NASA astronauts since an aborted one last summer. U.S. spacewalks were put on hold after water leaked into the airlock from the cooling loop for an astronaut's suit.

NASA astronauts Peggy Whitson and Jack Fischer are preparing for a hastily-scheduled spacewalk to repair a faulty ... space and science stories? Sign up for Mashable's weekly Light Speed newsletter.

While terrifying, there's an overlooked NASA spacewalk which looks equally terrifying to untrained Earth-dwellers. In 1984, ...

Two NASA astronauts are floating around in the void ... SEE ALSO: The first spacewalk was 50 years ago and was almost a disaster Whitson and Fischer's walk in space marks the 200th spacewalk ...

According to Space.com, Williams now has 62 hours, 6 minutes of spacewalking, surpassing former astronaut Peggy Whitson, who had 60 hours, 21 minutes. On this most recent spacewalk, the two worked ...

CAPE CANAVERAL, Fla. — NASA's two stuck astronauts took their first spacewalk together Thursday, exiting the International Space Station almost eight months after moving in. Commander Suni ...