Astronauts Williams and Wilmore conducted a 5-hour, 26-minute spacewalk to remove radio hardware and collect samples on the ISS.

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

Iowa native Peggy Whitson will be inducted into the U.S. Astronaut Hall of Fame this spring, recognizing her near-four decades of work at NASA and her continued career at Axiom Space. Six-time shuttle ...

The four American astronauts aboard the ISS, including the Boeing Starliner crew, spoke to USA TODAY in an exclusive interview Tuesday.

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

All of its crew perished, including Israel’s first astronaut, Ilan Ramon.A former combat pilot in the Israeli Air Force, he ...

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 order to stimulate hormones, which in turn causes astronauts to experience a ...

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

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, ...