.The Master of the Planets could not have the best moons, yet 4 of Jupiter's 95 moons are undoubtedly the best to observe with a small pair of binoculars or a tiny telescope given that they develop a very clear line. The Galilean Moons-- Ganymede, Callisto, Io, and Europa-- were actually initial found in 1610 and also they remain to astound astrologers across the globe.