Daily Archives: February 11, 2021

Johannes Kepler (December 27, 1571 – November 15, 1630) was a German astronomer best known for discovering three laws (although he did not call them that) about planetary motion. These laws state that 1) planets orbit around the sun in an elliptical shape; 2) The planet covers an equal area in equal time during itsContinue reading “Johannes Kepler in Context” Continue reading →