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

Sunita “Suni” Williams and Barry “Butch” Wilmore, who have spent an unexpected eight months on the International Space ...

NASA astronaut Sunita Williams has completed over 200 days in space even since she reached the International Space Station on ...

NASA astronaut Suni Williams set a female spacewalk record after venturing outside the International Space Station with ...

Here's what we know about options SpaceX might have to bring the Starliner astronauts home faster from the space station.

During a five-and-a-half hour spacewalk with her colleague Butch Wilmore, Sunita Williams surpassed former astronaut Peggy ...

In interviews after Boeing posted its detailed financial results Tuesday, new CEO Kelly Ortberg indicated the key priorities ...