The Sun, Mercury and Venus by Linda T. Elkins-Tanton
English | 15 May 2006 | ISBN: 0816051933 | 241 Pages | PDF | 12 MB
English | 15 May 2006 | ISBN: 0816051933 | 241 Pages | PDF | 12 MB
In 350 B.C.E., Aristotle, the great Greek philosopher, wrote that the Earth is the center of the solar system, and that all the other bodies in the solar system orbit the Earth while set into a complex series of spheres.