As the innermost of Jupiter’s Galilean moons, Io offers a glimpse into some of the most extreme geologic phenomena in the ...

NASA’s Juno spacecraft has delivered a stunning revelation about Io, the most volcanically active body in the solar system.

NASA's Juno mission has revealed that each of Io's volcanoes is likely fueled by its own magma chamber, not a global magma ocean. This conclusion was drawn from precise gravity measurements during ...

NASA’s Juno mission uncovers the true source of Io’s volcanic activity, revealing localized magma chambers instead of a ...

As many as 400 volcanoes are erupting on the surface of Jupiter's innermost moon Io, with virtually every square inch of the ...

Thanks to data collected by the Juno probe last winter, researchers at NASA's Jet Propulsion Laboratory (JPL) have learned ...

A new study counters previous theories that Jupiter's hellish moon, Io, has an ocean of lava inside powering its volcanic ...

Researchers from the Juno mission have finally solved a mystery that has puzzled scientists for over four decades.

NASA's recent flybys of Io, however, reveal that it likely doesn't contain a global magma ocean beneath its surface, as ...

Jupiter’s moon Io, is the most volcanic body in the solar system. About 400 volcanoes erupt on its surface, blasting lava and ...

Observations made of Jupiter’s moon Io during the Juno mission’s flybys helped astronomers confirm how and why Io became the ...

If the planet has a liquid ocean underneath, its yellow crust caked in sulfur, it will be more squishable compared to a more ...