Galileo Galilei was born on February 15, 1564 in Pisa. Over the period of his life he became known as the "Father of Modern Physics" and the "Fath
Modern Science." He was one of the first people to play a major role in the scientific revolution. He is known greatly for his improvements to the telescope and the many astronomical observations he made. Galileo discovered Jupiter's four moons and discovered, as well as analyzed, sunspots. Galileo was a great supporter of Copernicanism, the belief that the earth rotates daily on its axis while the planets revolve in orbits around the sun, and improved heliocentrist, the astronomical theory that the Earth and planets revolve around the sun, and that that the sun is stationary and at the center of the universe.