Johannes Kepler was a german scientist who played a key role in the 17th Century scientific revolution. Kepler was born 27/12/1571 in Weil der Stadt in Württemberg and his death was in 15/11/1630(age 58). Kepler came from a poor German family. He did not have it easy growing up. His father, Heinrich Kepler, was a soldier, who was killed in a war, and his mother(who was once accused of witchcraft) did not treat him well. But his evident intelligence earned him a scholarship to the University of Tübingen to study for the Lutheran ministry. He passed the M.A. examination in 1591 and continued his studies as a graduate student. In 1594 Kepler accepted an appointment as professor of mathematics. For six years, Kepler taught arithmetic, geometry,
