As many as 400 volcanoes are erupting on the surface of Jupiter's innermost moon Io, with virtually every square inch of the ...

Transits, occultations, eclipses, and shadow transits of the jovian moons are perfect events for telescopic viewing.

Four tiny specks of light close by the giant planet are the biggest of the Jupiter’s 95 moons, Nigel Henbest writes ...

Jupiter will be at its brightest all year on Saturday, Dec. 7. Break out your binoculars for a chance at spotting its four ...

Weather permitting, Jupiter will not only be brighter than most other stars and planets in the evening sky, but will also be ...

Earth will align between the Sun and Jupiter, creating a rare astronomical event known as Jupiters opposition.

Earth will be between the sun and Jupiter, with the Giant Planet slightly closer, brighter and larger than at any other time ...

German astronomer Simon Marius is best remembered for his disputes with Galileo Galilei over priority for discovering Jupiter ...