New images captured by NASA's Curiosity rover show colorful clouds in the sky over Mars. The images were captured by the ...

"I'll always remember the first time I saw those iridescent clouds and was sure at first it was some color artifact." ...

Gift your sweetheart a bouquet of brilliant stars this Valentine's Day with a multi-telescope image of a gorgeous nebula.

A supposed square structure spotted on Mars sparked speculation about alien archeological sites on the red planet. It's a fun ...

The Tarantula Nebula, also known as 30 Doradus, is revealed in an unusual light in this exceptionally deep Chandra X-ray ...

Blue Ghost will spend the next 16 days in lunar orbit, if all goes to plan. It will conduct additional engine burns to circularize its path around Earth's nearest neighbor, then attempt a landing in ...

NASA releases rare image of Mount Everest taken from space shuttle Columbia during the STS-80 mission in 1996, showcasing the ...

NASA's two stuck astronauts may end up back on Earth a little sooner than planned. The space agency said Tuesday that SpaceX ...

NASA releases stunning composite image of 30 Doradus, the Tarantula Nebula, showcasing thousands of young stars, energetic ...

The Blue Ghost mission launched on Wednesday, January 15, on board a SpaceX Falcon 9 rocket and is currently around halfway ...

If you're looking for a way to tell someone that they are out of this world this Valentine's day, maybe look up ...