About 4.6 billion years ago, when Jupiter was still bulking up into the heavyweight of the solar system, it carved a gap in ...

New research suggests the moons of Jupiter and Uranus may hint that our planetary neighborhood once had a third ice giant.

Modeling of the consequences of a giant body smashing into Jupiter has undermined one of the main theories used to explain the strange nature of its solid core. Not everyone is satisfied with the ...

The largest moon in the solar system — Jupiter’s Ganymede — has a unique and inexplicable magnetic field. New research could ...

Some of the James Webb Space Telescope’s first real science won’t be all far-off galaxies and distant stars. In fact, some of the first heavy-hitting science will come from our cosmic backyard. As ...

Hydrogen and helium separate at pressures and temperatures found within the gas giant Jupiter’s marbled exterior is pretty familiar territory, but it’s still not clear what happens far below the cloud ...

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Scientists believe a dust-filled ring just outside Jupiter acted like a cosmic “planetesimal factory,” producing multiple generations of early space rocks with very different compositions. The ...

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Jupiter’s otherworldly glimmer of polar auroras is periodically brightened by brief but intense early morning displays known as dawn storms. Now, for the first time, scientists have figured out where ...

A European spacecraft rocketed away from Earth on Friday on a decadelong quest to explore Jupiter and three of its icy moons that could hold buried oceans. The journey began with a perfect morning ...