Flybys of Jupiter’s fiery moon Io, carried out by NASA’s Juno spacecraft, are helping to solve the enduring mystery of why the small moon is the most volcanically active body in our solar system.
"My colleagues are excited because they've never seen this much detail before," said Bin Ren, an astronomer at the Université Côte d'Azur in France, in a statement. Scientists have suggested at ...