Galileo Galilei By Shane Go. Feb 15, 1586 Galileo Published Book About Hydrostatic Balance Sep 6, 1589 Was Awarded Chair Of Mathematics Aug 7, 1593 Invents Machine For Raising Water A pump driven by horses Nov 9, 1597 Invents Geometric And Military Compass This is used to solve practical math problems. Oct 10, 1604 The Supernova is first observed in Padua May 24, 1609 Galileo discovers rings of Saturn Sep 5, 1609 Galileo made the first telescope. May 13, 1637 Galileo Made Pendulum Clock Design