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Jupiter’s huge moon Ganymede is the just recognized moon to have its own electromagnetic field– and it might be warming up in a procedure “not yet observed anywhere else,” brand-new research study recommends.

Among the 4 Galilean satellites swirling around JupiterGanymede is the biggest moon in the planetary systemAt almost 3,300 miles (5,300 kilometers) in size, it’s more than 1,000 miles (1,600 km) larger than Earth’s moon and a little larger than Mercury, our smallest planetary toddler. (Jupiter has more than 100 verified moons, with the biggest 4 referred to as the Galilean moons.)

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