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

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

Suni Williams, the station’s commander, had to tackle some overdue outdoor repair work alongside Nasa’s Nick Hague ...

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

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

NASA astronauts Sunita "Suni" Williams and Barry "Butch" Wilmore surely didn't think they'd still be on the International ...

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

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

Astronauts Butch Wilmore and Suni Williams are conducting a spacewalk outside the International Space Station to remove ...

Posts by President Trump and Elon Musk roiled the space community, raising the prospect of an earlier-than-planned return for ...

The Expedition 72 crew has completed final preparations for a scheduled science and maintenance spacewalk on Thursday.