Update: NASA has postponed the spacewalk due to a "medical concern with a crew member." NASA did not identify the astronaut, ...

NASA astronauts are preparing for two spacewalks to complete tasks outside the International Space Station. Here's what we ...

NASA said the unidentified astronaut is 'stable," but the agency is considering all options, including a possible early ...

NASA has carried out its first-ever medical evacuation from the International Space Station (ISS), sending four astronauts ...

NASA astronauts planned to conduct two spacewalks in January to conduct repairs and upgrades to the International Space ...

NASA has spent the last few weeks getting ready for two spacewalks at the International Space Station (ISS), its first in ...

NASA is making final preparations for two spacewalks at the International Space Station (ISS). It’s been eight long months since the U.S. space agency sent any of its own astronauts into the harsh ...

NASA astronaut and Expedition 72 Flight Engineer Anne McClain is pictured near one of the International Space Station's main ...

NASA has postponed a spacewalk at the International Space Station after a crew member experienced a medical concern.

NASA is preparing for their first spacewalks of the year.These walks, called extravehicular activities, will allow the ...