Jupiter's Hellish Moon Isn't Powered by a Hidden Ocean of Magma, Study Finds  ScienceAlertNew observations of the most volcanic world in our solar system solve a mystery that began with Voyager 1  CNNNASA solves 44-year-old mystery of why Jupiter's Io is so volcanically active  Livescience.comNASA spacecraft spots hot lava on distant world Io  MashableNASA’s Juno Mission Uncovers Heart of Jovian Moon’s Volcanic Rage  NASA