The voyage will mark Cassidy’s third trip into space, having logged a total of 182 days in orbit during a 2009 space shuttle flight and a 2013 stay aboard the ISS.

A curious cow watches as NASA astronauts Andre Douglas and Kate Rubins perform a simulated moonwalk in the San Francisco ...

The NASA Odyssey orbiter, which launched in 2001 from Cape Canaveral, snapped a 1st-ever image of a Mars volcano peeking ...

Astronaut Jonny Kim whipped up a zero-gravity snack aboard the International Space Station (ISS). While floating 260 miles above Earth, Kim assembled a five-ingredient space burger using wheat ...

Astronaut Ron ... the International Space Station. It was a relief to see them return, but it all made me wonder: How did the castaways manage to get enough rest floating weightless for nine ...

Earlier this week, NASA astronauts Anne McClain and Nichole Ayers made headlines as they stepped out of the International Space Station for a spacewalk. It marked the fifth all-female spacewalk in ...

Life aboard the International Space Station (ISS) presents unique challenges and experiences for astronauts. They follow a strict schedule of scientific experiments, exercise, and station ...

CAPE CANAVERAL, Fla. (AP) — Fresh from space, NASA’s oldest full-time astronaut said Monday that weightlessness made him feel decades younger, with everyday aches and pains vanishing.

In space, as on Earth, you can force yourself to burp by chugging a carbonated drink, gulping air and holding it in, and moving your abdominal muscles — but if you do it while floating in ...

In all, the two stranded astronaut unwillingly traveled a total of 121,347,491 miles (195,289,856 km) during their mission, spread over 4,576 orbits around Earth, and spent a total of 286 days in ...

Starliner astronauts Suni Williams and Butch Wilmore, who were stranded at the International Space Station for nine months, are back on Earth after splashing down Tuesday off the coast of Florida.