[151] It had been Marius's names for the most important moons, however, that caught: Io, Europa, Ganymede, and Callisto. The discovery was A significant position in favour with the heliocentric theory from the motions from the planets by Nicolaus Copernicus; Galileo's outspoken assistance from the Copernican principle resulted in him https://mahendras888jas7.wikicarrier.com/user