-
Feb 15, 1564
Birth of Galileo Galilei
-
Period: Jan 1, 1581 to
Studies at the University of Pisa
-
Galileo read a book by German astronomer Johannes Kepler
-
Galileo's first known astronomical observation occurred, when a supernova was visible in the sky
-
Galileo dies in Florence, Italy
-
By December 1609, he had seen for the first time the four largest moons orbiting around Jupiter, which contradicted Ptolemaic theory that earth is the center of all orbiting bodies