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Jupiter’s Largest Moon Has a Rare Magnetic Field. A Strange Theory May Explain It

GIZMODO·May 26 ago·3 min read
Photograph via Gizmodo
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A new study suggests Ganymede—our neighborhood's biggest moon—still has a hot, churning core cranking out its unique magnetic field.

A new study suggests Ganymede—our neighborhood's biggest moon—still has a hot, churning core cranking out its unique magnetic field.

A new study suggests Ganymede—our neighborhood's biggest moon—still has a hot, churning core cranking out its unique magnetic field.

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