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

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

"We're opening the door to new countries, institutions and individuals that can bring new ideas that can really fuel an ...

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

It may come as a surprise to you, but you can talk directly to astronauts aboard the ISS with nothing more than HAM radio.

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

Veteran astronaut Don Pettit conducted hundreds of hours of research and captured over half a million photos during his ISS ...

Don Pettit, NASA's oldest active astronaut, addressed his eventful return to Earth. Shortly after the spacecraft touched down ...

A veteran NASA astronaut just back from the International Space Station believes the orbiting facility can operate well past ...

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

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

Stacking wheat snack bread, beef steak, cheese spread, potatoes au gratin and gochujang red pepper paste, NASA astronaut ...