Nicolaus Copernicus (1473-1543) is a pivotal figure in the birth of modern science, the astronomer who "stopped the sun and set the earth in motion." Born in Poland, educated at Cracow and then in Italy, he served all of his adult life as a church administrator. His vision of a sun-centered universe, shocking to many and unbelievable to most, turned out to be the essential blueprint for a physical understanding of celestial motions, thereby triggering what is commonly called "the Copernican revolution." A first edition of his world-changing treatise, De Revolutionibus Orbium...