The first spacewalk was conducted in 1965, by Russian cosmonaut Alexey Leonov. Nearly 20 years later, cosmonaut Svetlana ...

NASA astronauts Anne McClain and Nichole Ayers emerged around 9 a.m. Thursday, May 1 for the fifth-ever all-female spacewalk.

NASA astronauts Anne McClain and Nichole Ayers have successfully completed the fifth all-female spacewalk in history, ...

With Expedition 73 now underway, the International Space Station is hosting seven crewmembers again. Thursday saw the ...

NASA astronauts Anne McClain and Nichole Ayers will perform the fifth all-female spacewalk to prepare the space station for ...

Two NASA astronauts steppes outside the International Space Station on Thursday to take part in U.S. Spacewalk 93, NASA's fifth-ever all-female spacewalk.

Space Shuttle Endeavour launched on the STS-49 mission, her maiden voyage. Not only was the mission the first flight for the orbiter, it was especially notable for the first 3-person spacewalk. [...] ...

A spacewalk doesn’t begin by just stepping outside. The night before, astronauts go through a special process to adjust to the pressure difference. While the space station is pressurized like ...

An astronaut who missed out on the first all-female spacewalk because of a spacesuit sizing issue got her chance six years ...

The spacewalk lasted about 6.5 hours, according to NASA. Two NASA astronauts have completed a spacewalk, stepping outside the International Space Station (ISS) on Thursday to take part in U.S ...