Cosmic Tribune

Cassini’s awe-inspiring view of Jupiter’s volcanic moon Io

Cassini’s awe-inspiring view of Jupiter’s volcanic moon Io

[CLICK ON IMAGE FOR HIGH RESOLUTION, Cassini Imaging Team, SSI, JPL, ESA, NASA] How big is Jupiter’s moon Io? The most volcanic body in the Solar System, Io (usually pronounced “EYE-oh”) is 3,600 kilometers in diameter, about the size of planet Earth’s single large natural satellite. Gliding past Jupiter at the turn of the millennium, […]