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

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 ...

"This measurement of the planet population from planets somewhat larger than Earth all the way to the size of Jupiter and ...

An international team including astronomers from the Center for Astrophysics | Harvard & Smithsonian (CfA) has announced the discovery of a planet about twice the size of Earth orbiting its star ...