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 ...
Io, one of the four Galilean moons of Jupiter, as seen by the Galileo probe, circa 1997. (Photo by Space Frontiers/Hulton Archive/Getty Images) New data from NASA’s $1.2 billion Juno spacecraft — now ...
Jupiter’s volcanic moon has always felt like a place that tests your sense of what a world can be. Its surface glows with hundreds of active hot spots. Its mountains rise higher than Everest. Its lava ...
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 ...
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