Johannes Kepler was a key figure in the scientific revolution of the 17th century and this in-depth biography delves into he life and works of the man whose laws of planetary motion became one of the bed rocks of Newton's theory of universal gravitation. Это и многое другое вы найдете в книге Johannes Kepler - Including a Brief History of Astronomy and the Life and Works of Johannes Kepler with Pictures and a Poem by Alfred Noyes (Various)