In NASA’s fifth all-female spacewalk, Anne McClain and Nichole Ayers installed solar panel mounts and repositioned antennas ...

An astronaut who missed out on the first all-female spacewalk because of a spacesuit sizing issue got her chance six years ...

NASA astronauts Anne McClain and Nichole Ayers are set to begin their spacewalk on Thursday at 8 a.m. ET, exiting the space station for a planned six hours and 35 minutes. NASA will broadcast the ...

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

Expedition 72 Flight Engineers Takuya Onishi from JAXA (Japan Aerospace Exploration Agency) and NASA astronauts Anne McClain, ...

ELVIS, a new holographic microscope developed at Portland State University, could help advance efforts to look for life on other worlds.

The original idea was to have Francis signal the start of the last stage to promote the Vatican and the Eternal City in the ...

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

NASA’s oldest active-duty astronaut has returned to Earth after spending more than seven months in space, telling reporters he still feels “like a little kid inside” despite turning 70 during his ...

Life aboard the International Space Station (ISS) presents unique challenges and experiences for astronauts. They follow a ...

Fresh from space, NASA's oldest full-time astronaut said Monday that weightlessness made him feel decades younger, with ...