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What is Ganymede?
Ganymede is a satellite of Jupiter and the largest of the Solar System’s moons. It’s the ninth-largest object in the Solar System and is the largest without a substantial atmosphere. That’s larger than planet Mercury._x000D_
Ganymede news fact:
_x000D_On Monday, June 7, 2021, NASA’s space probe Juno performed its second flyby Jupiter’s Ganymede, at a close distance of 1,038 kilometers (645 mi), making it the nearest to Jupiter’s most giant moon in 20 years.