The robotic arm delivered NASA astronaut Suni Williams to a worksite during a record-breaking spacewalk at the International ...

NASA astronauts Sunita "Suni" Williams and Barry "Butch" Wilmore have been on the International Space Station since June, ...

Orbital dynamics show that President Trump’s pledge to land astronauts on Mars couldn’t happen until 2029 at the earliest.

Black History Month is a good time to celebrate notable Black scientists, like Katherine Johnson, Benjamin Banneker, and more ...

This weekend marks the start of February, and with a new month comes brand new movie and TV lineups coming to all of the ...

It tells the stories of the Mercury 13, a group of women who trained to be astronauts in 1962, but were denied the ...

Amanda Nguyen is an activist. And a bestselling author. She’s also a Nobel Peace Prize nominee, founder of a nonprofit, and ...

National Geographic premiered "SALLY," Cristina Costantini's new documentary about the first U.S. woman in space and her ...

NASA's two stuck astronauts take their first spacewalk together since arriving at the space station last year.