New 3I/ATLAS images from NASA and the ESA suggest the interstellar comet is active as it approaches Earth in December.

NASA's Goddard Space Flight Center in Maryland is facing controversy over potential building closures. Here's what's been ...

A comet named 3I/ATLAS, originating from outside our solar system, is passing through Earth's cosmic neighborhood. NASA has released new images of the comet, which is only the third interstellar ...

Update: NASA and SpaceX have postponed the launch due to an "unfavorable weather forecast" and are now targeting liftoff for 11:43 a.m. ET Friday, Aug. 1. The next rocket to launch on a mission ...

Earth's magnetosphere protects our planet from being constantly bombarded by solar wind that can disrupt satellites, GPS and other technology. To better understand the phenomenon, NASA plans to place ...

A comet that is likely much, much older than our solar system has spent months traipsing through Earth's cosmic neighborhood. And at long last, NASA has unveiled an unprecedented look at the object, ...