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 ...

Two stranded NASA astronauts have followers scratching their heads over a festive new photo that shows the space travelers ...

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, ...

Astronauts Butch Wilmore and Sunita Williams brought Christmas cheer to the ISS, donning Santa hats despite being stranded in ...

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's Christmas Eve sun flyby! "From all of us to all of you, Merry Christmas!" ...