.The Master of the Planets might not possess the best moons, but 4 of Jupiter's 95 moons are definitely the best to find with a tiny set of field glasses or a little telescope considering that they develop a clear line. The Galilean Moons-- Ganymede, Callisto, Io, and Europa-- were initial found out in 1610 as well as they continue to astound stargazers across the globe.