Io may be close to thermal equilibrium, according to a study published this week in*Nature. And if the new findings are correct, the volcanically wild moon could one day break free of Jupiter's hold — and lose its rare, volcanic splendor.(...)Read the rest of Jupiter's Fiery Moon Io Could One Day Break Free, Go Dormant [...]More... (http://www.universetoday.com/2009/06...ee-go-dormant/)