Cleomedes was a Greek astronomer whose treatise on the motion of celestial bodies was widely read and influential in the ancient world. This edition, translated by Hermann Ziegler, provides a readable and engaging introduction to the ideas of Cleomedes, with valuable commentary and analysis. Whether you are a student of astronomy or simply curious about how the ancient Greeks thought about the cosmos, Cleomedis de Motu Circulari Corporum Caelestium...