NASA astronaut Don Pettit lands safely with the Soyuz MS-26 crew after completing science experiments in orbit.

Sleep isn’t just a matter of comfort, either - it's vital to astronaut's safety and a lack of it could see 'devastating' ...

NASA astronaut and Expedition 73 crew member Nichole Ayers took this photo of the forward portion of the International Space ...

The astronaut took the stunning shots during a spacewalk on the International Space Station. The post Astronaut captures ...

President Donald Trump on Monday celebrated National Astronaut Day on the 64th anniversary of Alan Shepard becoming the first ...

Wilmore, who recently spent more than nine months in space, was a 1981 Mt. Juliet High School graduate with family still in ...

Is it easier to fall asleep in low gravity?” and other spaceflight questions, answered by two NASA sleep scientists.

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 ...

I don’t have a whole lot to say about this video except wow. Wow wow. It’s almost inconceivable that we live in a wo ...

Astronaut Anne McClain talks about her mission aboard the ISS and what it means to represent Washington state in space.

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