Moment of science: Massive chain of simultaneous volcanic eruptions spotted on Jupiter’s moon, Io

When you think of volcanoes, you might think of Hawaii or Italy... but how about orbiting Jupiter? Dan Smith shows how we managed to witness a giant chain of eruptions on one of the Gas Giant's moons.

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

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