A stellar odd couple 700 light-years away is creating a chaotically beautiful display of colorful, gaseous filaments. The Hubble captured the pair, named R Aquarii, and their symbiotic interactions.

In its galactic neighborhood, the Milky Way can be something of a bully.

Ash and smoke were flung some 3,900 feet into the air after Indonesia's Mount Lewotobi Laki-laki erupted on Wednesday.

Each Monday, I pick out North America’s celestial highlights for the week ahead (which also apply to mid-northern latitudes ...