NASA astronauts conducted a 7-hour spacewalk Wednesday related to a modification kit for the solar panels powering the ...

The NASA astronaut snapped herself smiling, and also captured her colleague walking outside the International Space Station.

NASA will provide live coverage as two American astronauts are due to spend hours Wednesday, March 18, on a spacewalk outside the ISS.

NASA astronauts Jessica Meir and Chris Williams prepared the International Space Station for the addition a new solar array ...

Two NASA astronauts will conduct a long-delayed spacewalk today (March 18), and you can watch the action live. NASA ...

Caribou native Jessica Meir is the commander of the SpaceX Crew-12 mission on the International Space Station.

NASA astronauts Jessica Meir and Chris Williams lead a spacewalk mission on March 18 to upgrade ISS solar arrays, with roles, ...

Zhang Lu matched Chen Dong's tally of six spacewalks as he and crewmate Wu Fei completed a seven-hour excursion outside China ...

NASA is debating whether or not to bring one of the astronauts on the International Space Station early because of a medical issue. The agency did not give specifics of the medical problem or which ...

NASA astronauts are conducting a spacewalk to upgrade the solar panels powering the International Space Station. Watch here. ...