There is a new comet in town, and December is your only chance to see it before disappears forever. Astronomers say that Comet Leonard is our ...

The two largest planets in our solar system are coming closer together than they have been since the Middle Ages, and it’s happening just in time ...

The second interstellar object ever spotted passing through the solar system is a comet that appears quite like those formed in our neighborhood of the cosmos.

An unusual object detected streaking across the sky last month was a comet that originated outside our solar system, observations have confirmed, becoming only the second ...