.The Master of the Planets may not possess one of the most moons, but four of Jupiter's 95 moons are actually definitely the simplest to observe along with a little pair of binoculars or a small telescope considering that they form a crystal clear line. The Galilean Moons-- Ganymede, Callisto, Io, and Europa-- were actually 1st found out in 1610 and also they continue to blow away stargazers across the globe.