"Some of these features are surprisingly dark compared with their icy surroundings, earning their nickname of 'cryptic ...

Many eclipse-chasers from across the globe gathered on Easter Island, also called Rapa Nui, to observe the annular solar eclipse. Skywatcher Aditya Madhavan shared a spectacular photo taken of the ...

Two spectacular night sky sights rise tonight, and you can watch them live.

Photosynthetic habitable zones' could exist beneath radiation-filtering ice on Mars, offering scientists another region in ...

The Hubble Space Telescope has imaged a "200,000 light-year-long trail of newborn stars" that may have been left behind by a ...