was an Italian
inventor and scientist.
In 1609, Galileo built the first astronomical telescope. He had his own theory of the solar system.
Galileo lived during the Renaissance and discovered multiple moons of Jupiter.
Galileo dropped hundreds of lead balls from the top of the Leaning Tower of Pisa, observing that different sizes land at the same time.
In honor of Galileo's birthday, Mr. Ratburn's class had a party.
Galileo is portrayed in the film The Virtues of Science!.
Arthur imagined that Galileo's father limited his scientific work when he was a child due to enforcing a bedtime.