Slushy hailstones of ammonia and water were part of a bizarre theory to explain the planet's poorly mixed atmosphere. These mushballs seem to be real, say UC Berkeley scientists.

Although the impact of Comet Shoemaker-Levy 9 seems like a once-in-a-lifetime event, impacts still occur at Jupiter. You ...

Imagine a Slushee composed of ammonia and water encased in a hard shell of water ice. Now picture these ice-encrusted ...

Jovian storms can rework the whole chemical makeup of Jupiter's deep atmosphere by picking up ammonia from and dropping it ...

On December 2, within 24 hours, a coronal hole, or dark spot, emerged on the surface of ... resulting in their black appearance. Most importantly, they are only visible via ultraviolet light.

NASA's Juno probe sees active volcanic eruptions on Jupiter's volcanic moon Io (images) — NASA's Juno probe spots massive new volcano on Jupiter moon Io — Jupiter's volcanic moon Io may ...

Jupiter’s striking size, swirling gases, and dramatic bands in its atmosphere set it apart from every other planet. One of ...

Io is an incredibly active and extreme place, with glistening lava lakes and volcanic eruptions shooting sulfur and magma to ...

The largest ... NASA's Hubble Watches Jupiter's Great Red Spot Behave Like a Stress Ball Oct. 9, 2024 — Astronomers have observed Jupiter's legendary Great Red Spot (GRS), an anticyclone large ...