Last Updated
：2025/11/29
magmasphere
（ plural ）
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(geology, astronomy) A sphere of magma at the centre of a rocky planet or moon of sufficiently large size
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magmasphere
Researchers studying exoplanet formation propose that a sufficiently large rocky world can sustain a long-lived magmasphere.
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Researchers studying exoplanet formation propose that a sufficiently large rocky world can sustain a long-lived magmasphere.
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