During a spacewalk outside the International Space Station, Russian cosmonaut Sergey Prokopyev jettisoned a 5-kilogram bundle ...

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

NASA astronauts Anne McClain and Nichole Ayers completed a nearly six-hour all-female spacewalk, moving an antenna and assembling hardware for new solar arrays. They hit most goals, with some tasks ...

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