Galileo Timeline By mpaige00 Feb 15, 1564 Birthday Galileo was born Jul 15, 1586 He taught at vallambrosa Dec 12, 1586 Wrote his first book, Litte Balan Aug 13, 1600 Galileos daughter is born Aug 25, 1609 Makes teloscope Jan 7, 1610 Observes three stars near Jupiter Jan 15, 1610 Discovered the four sattalites of Jupiter Apr 24, 1610 He wrote Starry Messanger Dec 30, 1610 Discovers Venus goes through phases like the moon Jan 20, 1633 He goes totally blind Jun 21, 1633 Goes to jail Jan 8, 1642 Galileo dies