( KTLA) — NASA on Wednesday released new images and data of Comet 3I/ATLAS, the rare interstellar object that set off weeks ...

Interstellar comet 3I/ATLAS has spent the last several months on a tour of our solar system. NASA spacecraft and telescopes ...

What began as a bitter breakup exploded when a former spy accused her astronaut wife of 'the first crime in outer space.' ...

An international collaboration of physicists including researchers at Washington University in St. Louis has made measurements to better understand how matter falls into black holes and how enormous ...

A strange glowing object has appeared in our solar system. NASA has been observing it closely but the agency has not relased any images of it.

A single photograph taken during Huygens’ 2005 descent onto Titan still puzzles scientists, revealing river-like channels ...

Leaked documents referencing U.S. planetary-defense architecture have ignited new scrutiny over how long Washington has been monitoring the interstellar object 3I/ATLAS.

NASA used satellite radar to rediscover the lost city of Ubar in the Arabian desert in the 1990s Ubar thrived between 1st ...

Mars once boasted a thick atmosphere that could support liquid water on its surface, which has long fascinated scientists. The ESCAPADE mission will investigate the remnants of this ancient atmosphere ...

Nicole Stott spent months of her life as an astronaut working on the International Space Station for NASA, and now she has ...

From Cassini’s awe-inspiring flybys to cutting-edge simulations, scientists are decoding the secrets of Enceladus’s geysers.

NASA’s Cassini mission has revealed surprising heat flow at Enceladus’ north pole, showing the moon releases energy from both ...