In late 2023 and early 2024, the Juno spacecraft flew by Io close by — just about 930 miles from its surface. During the ...

Spacecraft from NASA and other organizations captured rich imagery of our solar system in 2024, including views of Mars, Io, ...

An illustration of NASA's Juno craft soaring above Jupiter's atmosphere. Jupiter's satellite Io is one of its largest moons.

NASA's Juno mission has made an exciting discovery about Io, one of Jupiter’s moons known for its incredible volcanic activity. Researchers have found that Io’s volcanoes are not connected to ...

Scientists with NASA’s Juno mission have unravelled Io’s volcanic mystery. New findings reveal that its volcanoes are fed by individual magma chambers, not a global magma ocean. This discovery ...

Jupiter's satellite Io is one of its largest moons. Credit: NASA / JPL-Caltech NASA's Juno spacecraft has made several close swoops by Jupiter's volcanic moon Io, and it's beamed back stunning ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. The Juno mission ...

But new measurements from Juno, coupled with archival data from the Galileo mission, have seemingly put to bed to the possibility of a magma ocean beneath the surface of Io. As many as 400 ...

The Juno spacecraft belonging to the National Aeronautics and Space Administration (NASA), an independent agency of the ...