Sunita "Suni" Williams had an unexpectedly long stay at the International Space Station after her capsule malfunctioned.

When young, aspiring astronauts dream about shooting off into space in a rocket ship, their minds rarely wander to worst case ...

Butch Wilmore and Suni Williams left the International Space Station after nine months in space, checking out with two other ...

NASA astronaut Don Pettit captured this stunning long-exposure view of Earth and stars from space at night from the ...

NASA astronauts are returning to Earth after nine months in space. Experts have said a prolonged period in space can come ...

The astronauts who flew aboard the Boeing Starliner for its maiden crewed voyage undocked Tuesday morning from the ISS and ...

NASA and SpaceX made another attempt on Friday to send a crew up to the International Space Station (ISS) and begin the ...

A Dragon capsule undocked from the International Space Center early Tuesday, sending NASA astronauts Suni Williams and Butch ...

Starliner astronauts Suni Williams and Butch Wilmore, who were stranded at the International Space Station for nine months, ...

White House-led talks on the future of TikTok are coalescing around a plan for the biggest non-Chinese investors in parent ...

Astronauts Butch Wilmore and Suni Williams were scheduled to return home last year before issues with Boeing’s spacecraft ...

Two NASA astronauts are heading home on a SapceX ship after about nine months at the International Space Station.