Infinity of Cosmology Ben Anderson and Kevin Liang Discovering Infinity.
The Solar System Copernicus (1473) equant and doubling of Moon - disturbing revived Aristarchus' heliocentric model De Revolutionibus Orbium Coelestium.
Chapter 2 The Rise of Astronomy Copyright (c) The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
Lunar eclipse: is the moon rising or setting?
Fate of Planetesimals
