The moon spent a few million years as a volcanic wasteland, covered with ongoing eruptions that spewed from mountains and ...

A group of swirling storms at Jupiter's north pole are bouncing off each other, like bumper cars at the fairground.

Discovered by Galileo in 1610, Io has since become one of the most fascinating objects in planetary science. Orbiting just ...

New data from the orbiter has unveiled some of the treacherous conditions of not only Jupiter, but its moon Io, the most volcanic body in the solar system. The findings, which come after Juno has ...

"We suggest that the processes which formed the lunar maria several billion years ago are still present and active today." ...

NASA's Juno spacecraft has provided new insight into Jupiter and its volcanic moon, Io. Credit: NASA / JPL-Caltech / SwRI / MSSS / Alain Mirón Velázquez At Jupiter's north pole, powerful storms ...

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The bright spots are locations with higher temperatures caused by volcanic activity; the gray areas resulted when Io left the field of view. Credit: NASA/JPL/SwRI/ASI – JIRAM Team (A.M.) While ...

The lights are similar to the auroras seen on Earth but are “hundreds of times brighter than those seen on Earth." ...

Analyzing gravity data collected by spacecraft orbiting other worlds reveals groundbreaking insights about planetary ...