NASA tested laser communications from space with a video of a cat chasing a laser dot! Psyche beamed the video about 19 ...

Here’s how it works. Astronomers have scoured decades-old data from NASA's Chandra X-ray Observatory, finding bright, lumpy ...

Comet 12P/Pons-Brooks and Jupiter were seen by NASA's Solar TErrestrial Relations Observatory-A (STEREO-A). Credit: Space.com | NASA STEREO | edited by Steve Spaleta ...

Three NASA astronauts are speaking at a news conference after spending more than seven months in space aboard the International Space Station.

The cryovolcanic "centaur" comet 29P/Schwassmann-Wachmann has erupted four times in less than 48 hours, becoming unusually ...