The moon spent a few million years as a volcanic wasteland, covered with ongoing eruptions that spewed from mountains and even from the ground itself. New research suggests that the moon's orbit could ...

If Io were Jupiter's only moon, its orbit would have likely "settled down" into a circle a long time ago, but the ongoing, constant outward tug from Io's outer neighbors Europa and Ganymede ensure ...

Earth’s silvery moon is impressive in many ways ... This rhythm, known as a resonance, alters Io’s own orbit, shaping it into something more elliptical than circular. When Io is closer ...

On March 9, 1979, Linda Morabito discovered a volcanic plume on Io, a moon of Jupiter ... by 200 feet in 42 hours (the time it takes Io to orbit Jupiter). The tides are caused by the synchronous ...

Jupiter's volcanic moon Io doesn't appear to have a subsurface ... field — Io moves around Jupiter on an eccentric orbit, and its distance from the giant planet can vary by 2,175 miles (3,500 ...

It takes this moon about 42 hours to orbit Jupiter, and the immense heat produced during orbit likely creates an ocean of magma underneath Io’s surface, fueling eruptions. According to NASA ...

Io orbits around Jupiter, the largest planet in our solar system, which Bolton calls a “monster.” The moon’s orbit is imperfect, meaning that sometimes it comes closer to Jupiter during its ...

However, the moon's orbit around the Earth is elliptical ... may have once been as hellish as Jupiter's super volcanic moon Io Saturn: Facts about the ringed planet That distance ranges from ...

The energy to melt the rock in Io's mantle would come from ... from Jupiter changes throughout its orbit, twisting and squeezing the interior of the moon, which results in energy being released ...