.The Master of the Planets could certainly not have one of the most moons, yet four of Jupiter's 95 moons are certainly the easiest to see with a little set of field glasses or even a small telescope because they form a very clear pipes. The Galilean Moons-- Ganymede, Callisto, Io, and Europa-- were 1st found out in 1610 and they continue to astonish across the globe.