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

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

Space is wishing Earth a Merry Christmas from 2,500 light-years away! A NASA telescope combined with data from an X-ray gave ...

NASA is getting into the festive spirit, sharing some stunning images of the Christmas Tree Cluster and the Cosmic Wreath.

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

The stranded NASA astronauts are feeling festive this Christmas, despite being thousands of miles away from earth. Sunita "Suni" Williams—who has been stranded in space alongside partner Barry ...

Researchers with the Black Marble project said they can tell when people put up their holiday lights -- and not just in North ...

NASA says a recently spotted star cluster bears an uncanny resemblance to a holiday wreath and have named it "cosmic wreath" ...

"These X-rays are powered by winds flowing from the young, massive stars that are sprinkled throughout the cluster," NASA ...

A NASA spacecraft is about to give astronomers an epic early Christmas present with the closest ever flyby of the sun on Dec.

We've trained for years, we've been at NASA for years ... they're celebrating Christmas in space and facing a total of nine months in the ISS. But, says Coleman, it's not as dire as it sounds ...