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NASA's Juno spacecraft has made a second flyby of Jupiter's moon Io, capturing the solar system's most volcanic body in stunning detail. The spacecraft also allowed operators to glimpse a side of Io ...

Jupiter’s moon Io has revealed a breathtaking spectacle through the lens of the James Webb Space Telescope (JWST).

Jupiter’s volcanic moon, Io, is exhibiting geothermal activity far beyond what scientists had anticipated, with heat levels ...

Jupiter’s third-largest moon Io is covered by more than 400 active volcanoes, and it’s the most volcanically active world in our solar system. New radio images collected by an array of telescopes on ...

Io is the most volcanic body known to science, and researchers have puzzled over its history for years. A new report suggests it was born this way. This image revealing the north polar region of the ...

This week, when NASA sailed its Juno spacecraft near Jupiter’s moon Io, the space agency got its closest look yet at the most volcanic celestial body in the Solar System — and sent back some stunning ...

Behold the volcano-blanketed moon, Io. After swooping by Jupiter's tortured moon on Feb. 3, NASA's Juno spacecraft beamed back some of the closest-ever images of this unique world. The agency's deep ...

Signs of volcanoes abound in new images of Io, the most active moon in our solar system. But the moon wasn’t always famous for its plumes and lava lakes. Sam Walters is the associate editor at ...

A NASA spacecraft made its closest-ever approach to Jupiter's moon Io, coming within 930 miles of the "surface of the most volcanic world," and the space agency released new images of the flyby. The ...