The first pair of Galileo navigation satellites to launch on an Ariane 6 are scheduled to liftoff from Europe's Spaceport in ...

Smooth filaments stretching for many light-years, seen by the powerful space telescope, could indicate what the right "recipe ...

The Geminid meteor shower put on a dazzling cosmic firework show when it peaked overnight on Dec. 13 as shards of the solar ...

Comet 3I/ATLAS will get closest to Earth on Dec. 19, and astronomers will be watching.

MAVEN (short for "Mars Atmosphere and Volatile Evolution") has been silent since Dec. 4, despite repeated efforts to hail the ...

Japan will launch a new navigation satellite to orbit tonight (Dec. 16), and you can watch the action live. An H3 rocket is ...

A new discovery, made using the James Webb Space Telescope (JWST), may just be the weirdest exoplanet yet, possessing an ...

Amazon and Bethesda return to the Wasteland with a second Fallout season that's all about New Vegas and not letting ...

The direction, distance and motion of the comet through the sky during its closest approach could have made it seem like it ...

The ash plume disrupted flights as far away as India.

Think you know your Dyson spheres from your dark blobs? This cosmic crossword dives into the strangest, most mind-bending ...

Compact binoculars are a boon for any stargazer. The models we've chosen are powerful enough and allow in enough light to ...