The Firm in command of naming them is definitely the International Astronomical Union fashioned by astronomers from a number of countries. It was found out in 1610 by Galileo, with its observation, and that of another three Galilean moons, finally bringing about the knowledge that planets orbit the Sunshine, in https://best-moons27169.dgbloggers.com/35201923/bestmoons-no-further-a-mystery