Dark ovals in Jupiter's polar haze, visible only at UV wavelengths, were first noticed 25 years ago, then ignored. A new ...

This initiative involves yearly observations of Jupiter, Saturn, Uranus, and Neptune to study their atmospheric dynamics and ...

While Jupiter's Great Red Spot has been a constant feature of the planet for centuries, University of California, Berkeley, ...

Magnetic vortices twisting down from Jupiter's ionosphere into its deep atmosphere cause giant, ultraviolet-absorbing polar ...

Jupiter’s immense size–about 1,000 Earths could fit inside of it–and its swirling and jiggly Great Red Spot typically get ...

Astronomers at UC Berkeley have identified mysterious Earth-sized spots at Jupiter’s poles with rapid life cycles.

A scientist simulated the contents of the ice giant worlds, and found that a fluid layer may explain each planet’s strange ...

Diamond rain? Super-ionic water? These are just two proposals that planetary scientists have come up with for what lies ...

Astronomers have discovered mysterious, Earth-sized dark spots at Jupiter’s poles that appear and disappear unpredictably.

New models using Voyager 2 data show that separate layers in the planets’ mantles could be creating disordered magnetic ...