Io’s magma ocean may not exist after all

Plenty of worlds in our solar system have oceans — and not all of them are made of water. Io, Jupiter’s innermost moon, was purported to have one made of basalt and bits of sulfur just under its surface, powering its volcanic eruptions. But according to a study published in Nature last week, a globalContinue reading “Io’s magma ocean may not exist after all”
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