Chinsese astronauts are conducting experiments with fruit flies and more aboard the Tiangong space station. Credit: China ...

Suni Williams and Butch Wilmore won't be back on Earth before March, but they've got candy canes and Santa hats to celebrate ...

When Butch Wilmore and Suni Williams launched to the space station in June, they expected to stay for just eight days. But ...

NASA astronauts Suni Williams and Butch Wilmore will be spending the holidays aboard the International Space Station, with ...

Suni Williams and Butch Wilmore, the two astronauts stranded in space since June, are preparing to spend Christmas in space, ...

Here's why NASA astronauts Suni Williams and Butch Wilmore are stuck, but not stranded, at the International Space Station ...

Explorers, astronauts and filmmakers described life in space and on Earth in an epic livestream from the Drake Passage.

Barry Wilmore and Suni Williams will now come home in March at the earliest, to allow SpaceX and NASA engineers to complete ...

NASA astronauts Suni Williams and Butch Wilmore's return to Earth will be further delayed until at least late March, the ...

A long trip to space is about to get even longer. NASA astronauts Suni Williams and Butch Wilmore were originally supposed to ...

When the astronauts stranded at the International Space Station were pictured wearing Santa hats next to a tiny Christmas ...