This is an image of Ganymede.
Ganymede was first discovered
by Galileo in 1610, making it one of the Galilean Satellites
. Of the 60 moons it is the 7th closest to Jupiter. It is the largest moon in the solar system, much larger than the Earth's moon, with a diameter that is about the distance across the United States.
Ganymede is named after Jupiter's favorite cup bearer, from Roman mythology.
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