Harmonies of the World, Book Five by Johannes KeplerBook Five of Johannes Kepler's great masterpiece on planetary motion is presented with an introduction by the ultimate authority on this topic, noted physicist and bestselling author Stephen Hawking. Modifying Copernicus's sun-centered model of the universe, Kepler's 1619 work went on to establish laws of planetary motion, forming the basis for Newton's discoveries some 60 years later.This paperback book is in good condition with minor imperfections to the cover and pages in very good condition.ISBN 10: 0762420189 / ISBN 13: 9780762420186Publisher: Running PressPublication Date: 2002