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Loading content'Ice volcanism' — the eruption not of molten rock but of water, ammonia, or methane from the interior of a cold, icy world. Enceladus jets plumes of water ice into space, and Triton has erupting geysers; the erupted material is these worlds' equivalent of lava.
Facts on this topic will be cited from these primary and reference sources.
Mission data, planetary science, space telescopes, and public-domain imagery.
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