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NASA Spots ‘Cryovolcano’ on Texas-Sized Dwarf Planet

A lone mountain on the dwarf planet Ceres could be an extinct volcano. Only this volcano, dubbed Ahuna Mons, didn’t spew molten rock, but instead likely “breathed” ice and mud, a so-called cryovolcano. "Ahuna Mons is evidence of an unusual type of volcanism, involving salty water and mud, at work on Ceres," said Ottaviano Ruesch of NASA's Goddard Space Flight Center, Greenbelt, Maryland and the Universities Space Research Association. "Geologic activity was discussed...

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