Eleven times wider than Earth. Over 300 times more massive. And a million times more terrifying. Jupiter may look like a ...

The fifth planet from the sun, Jupiter is what watercolor dreams are made of. Vibrant bands of clouds ripple around its thick ...

Using a powerful telescope system, they caught clear, visible signs of volcanic activity on Io, Jupiter's wild and fiery moon-an alien world known for being the most volcanically active place in ...

The NASA spacecraft tasked with uncovering the secrets of Jupiter, king of the planets, is running out of time. The Juno ...

Jupiter is not only the largest in the solar system, but is so humongous that it's more than twice as massive as the other planets combined. The gas giant is about 11 times wider than Earth alone ...

Jupiter, the solar system's largest planet, used to be even bigger, according to a new study. The cloud of gas and dust from which the sun and planets formed dissipated around 4.5 billion years ...

A new analysis of data from NASA’s Galileo spacecraft reveals a subsurface “ocean” of magma–either molten or partially molten–beneath the surface of Jupiter’s volcanic moon Io. The finding, from a ...