Jupiter is the largest planet in the solar system. It's about 11 times wider than Earth with an equatorial diameter of 88,846 ...

April’s planetary parade has fewer planets. Only four will line up: Venus, Saturn, Mercury and Neptune. April's parade of ...

Discover interesting facts about Saturn, its rings and whether it could contain extraterrestrial life.

With a lot of talk about space recently, have you ever wondered which are the hottest planets in the solar system? You'd think ... in Venus' atmosphere traps all the sunlight that manages to ...

A dazzling snapshot from ESO’s Paranal Observatory captures a rare sky parade — the Moon, a comet, and nearly every visible planet strung across the heavens. This celestial lineup is an optical ...

An international team including astronomers from the Center for Astrophysics | Harvard & Smithsonian (CfA) has announced the ...