Anne McClain and Nichole Ayers achieved most of their planned tasks on today's (May 1) 5-hour, 44-minute extravehicular ...

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

America's first space station, Skylab, helped pave the way for permanent operations in low-Earth orbit 52 years ago this year.

A new generation of space companies is thinking bigger. From kilometers-wide orbital data centers to solar power stations ...

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

Two NASA astronauts will conduct the fifth all-female spacewalk in history today (May 1), and you can watch the action live.

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

Two NASA astronauts have completed a nearly six hour long spacewalk to maintenance and upgrades on the International Space ...

Two astronauts will exit the International Space Station for NASA's 93rd spacewalk.Astronauts Anne McClain and Nichole Ayers ...

Two NASA astronauts plan to participate in a 6-hour, 35-minute spacewalk Thursday to upgrade the International Space ...