Where did a mysterious radio noise detected from space 40 years ago come from? Comets, astronomers say now.

Astronomers have observed a “failed supernova,” a massive star collapsing directly into a black hole.

Scientists have found a dream destination for Mars 2020’s Martian vacation!

A supernova four billion light years away allows astronomers to measure the expansion of the Universe.

A hardware issue on Juno is limiting its maneuvers, but we'll still see some gorgeous imagery of Jupiter.

Astronomers are now involving citizens in their search for the mysterious ninth planet in our solar system.

Ring around the rosy planet