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

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 ...

A bright streak of light in the pre-dawn skies above the U.K. could easily be mistaken for Santa Claus getting an early start ...

SpaceX has signed a deal to fly two more private astronaut missions to the International Space Station (ISS) using its Falcon ...

The International Space Station "continues to orbit the Earth as planned, and the crew aboard is safe," NASA said.

Despite the unusual conditions, crew on the ISS are still able to celebrate the holiday with traditional foods, though Christmas cookies can be problematic.

The crew launched to the ISS in June for a week-long mission but will end up spending an unplanned nine months in space.

Peer into the fascinating work astronauts carried out on the International Space Station as it zips across the sky.

NASA astronaut Sunita Williams and her ISS crew sent Christmas greetings from space. Williams expressed, “One of the best ...