Galileo Galilei


Galileo's full name is Galileo di Vincenzo Bonaituti de Galilei. He was born February 15th 1564 in Pisa, Italy. Galileo was the son of musician/merchant, Vincenzio Galilei. At age 8 Galileo's family moved to Florence. In 1600 Galileo's daughter, Virginia, was born. In 1601 his daughter Livia was born. In 1606 Galileo's only son was born, Vincenzo. Galileo Galilei died January 8th 1642 in Arcetri (a city near Florence).


Galileo had many achievements. He investigated the laws of motion and helped with the development of the scientific method. Galileo was also the first to see craters on the moon. He was able to see these craters with the telescope that he invented. Although he didn't create the first telescope he did build one three times more powerful than the original.

Impact on Today

Galileo made a huge impact on the world today. He made an impact on how we saw the universe. Galileo was the first to question the belief that all things revolved around the Earth. He stated that all celestial bodies, including Earth, revolved around the sun. This idea was not supported by the Catholic church. The Catholic's believed that everything revolved around the Earth so when they heard Galileo's idea they were not happy. All of his ideas, books, and teachings were banned. Although nobody believed him then his ideas became known to everyone.

Galileo also had many inventions that are still used today like the pendulum clock and the telescope.

Interesting Facts

Galileo has a group of satellite moons named after him. He discovered them with his own telescope!
Galileo enrolled in the university of Pisa for a medical degree but never finished and did mathematics instead
Galileo - Mini Biography


“Galileo.” Britannica. N.p.: n.p., 2014. N. pag. Encyclopaedia Britannica Online. Web. 5 Mar. 2014. <>.

“Galileo Galilei (1564-1642).” BBC. N.p., n.d. Web. 6 Mar. 2014. <>.

Redd, Nola Taylor. “Galileo Galilei: Biography, Inventions & Other Facts.” N.p., n.d. Web. 6 Mar. 2014. <>.

“Scientist Facts.” Science Kids. N.p., n.d. Web. 10 Mar. 2014. <>.