NASA Astronauts living on the ISS talk with USA TODAY about the experiments they conduct to help humanity hopefully travel ...

NASA’s two stuck astronauts took their first spacewalk together Thursday, exiting the International Space Station almost ...

The astronauts who have been in space for an unexpectedly monthslong assignment are conducting a spacewalk. Suni Williams and ...

NASA and its international partners have approved the crew for Axiom Space’s fourth private astronaut mission to the International Space Station, launching from the agency’s Kennedy Space Center in ...

NASA astronauts Suni Williams and Butch Wilmore completed a spacewalk Thursday while awaiting their delayed return to Earth.

Their invention, the pineal gland simulator and regulator — or “Pinacal” — simulates the effects of sunset and sunrise in ...

The taxpayer-funded news outlet NPR contradicted its own reporting Wednesday on astronauts stranded in the International ...

NASA's two stranded astronauts conducted their first spacewalk together Thursday, stepping outside the International Space Station.

The vice president leading Boeing's Starliner spacecraft unit, Mark Nappi, has left his role in the program and been replaced ...

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, ...

Starliner co-pilot Sunita Williams is now the world's most experienced female spacewalker, moving up to number four overall.