[151] It had been Marius's names for the most important moons, however, that stuck: Io, Europa, Ganymede, and Callisto. The discovery was An important place in favour of the heliocentric principle in the motions of your planets by Nicolaus Copernicus; Galileo's outspoken assistance in the Copernican concept brought about him https://richards877gwk4.blogsmine.com/profile