NASA astronauts Nichole Ayers and Anne McClain were the latest to share images of lightning as seen from 250 miles above ...

NASA astronauts Nichole Ayers and Anne McClain were the latest to share images of lightning as seen from 250 miles above ...

Butch Wilmore and Suni Williams, the U.S. astronauts left on the International Space Station last year by Boeing's troubled ...

While one is preparing for another launch, two former NASA astronauts were inducted into the U.S. Astronaut Hall of Fame.

NASA astronauts Butch Wilmore and Suni Williams weren’t sure if they would ever return home, they admitted in a new BBC ...

The Axiom Space Ax-4 mission is set to liftoff this month in a new SpaceX Dragon spacecraft. Here's what we know.

Suni Williams and Butch Wilmore wondered whether they would ever make it home to Earth. The NASA astronauts spoke about their ...

NASA astronaut Sunita Williams reveals post-space struggle: severe fatigue made early mornings tough—until a 4 AM ...

NASA astronauts on board the International Space Station (ISS) have shared spectacular images they took of lightning below ...

Suni Williams and Butch Wilmore, the NASA astronauts who lived at the International Space Station (ISS) for 286 days ...

NASA's initiatives to pioneer next-generation space technologies are also hit hard in the White House's budget proposal. If the Trump administration gets its way, NASA's Space Technology Mission ...

CAPE CANAVERAL, Fla. - Two pioneering NASA astronauts — Dr. Bernard Harris and Dr. Peggy Whitson — are the newest members of the U.S. Astronaut Hall of Fame. Dr. Bernard Harris and Dr. Peggy Whitson ...