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3.1.2 Present volcanism on other moons

Figure 8 Io, caught in the act. 200-km-wide false-colour image taken by NASA’s Galileo spacecraft shows an incandescent lava flow at the Tvashtar volcano.

We know several moons in the Solar System to be volcanically active and see evidence in the form of recognisable surface deposits and by imaging of eruptions in progress.


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