How long is a day on the Moon? How wide are Saturn's rings? Find out with this visual tour through our solar system's most fascinating features. In contrast, the planets furthest from our sun - ...

The internet has been abuzz with the possibility of sky watchers seeing a “smiley face” in the eastern sky above the horizon ...

Website Outer Places have created a graphic showing the location of all active probes in the solar system These range from Nasa's Messenger spacecraft, currently in orbit around Mercury ...

Noam Galai/Getty Images Oct. 14: Annular solar eclipse Some of the U.S. will be visited by what is sometimes called a “ring of fire” eclipse because the moon is too far from Earth to fully ...

Graphic illustration by William D. González Sierra for the Florida Space Institute, University of Central Florida. TNOs, planetary bodies located beyond Neptune, are icy remnants of the early Solar ...