ice volcanoes
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This Dwarf Planet’s Freaky Ice Volcano Might Not Be Alone After All
The only thing cooler than a volcano is an ice volcano, obviously. Scientists think they have spotted these mounds of icy rock — called cryovolcanoes — on many moons, such as Triton, Europa, Titan and demoted planet Pluto (sorry, Pluto). Perhaps the strangest one of all is Ahuna Mons, a solitary ice giant half the…