Galileo Galilei (1 jan 1564 ano – 1 jan 1642 ano)
Descrição:
 Galileo Galilei was an astronomer, engineer, mathematician, and physicist. He discovered four of Saturn's moons and its rings. 
Adicionado na linha do tempo:
Data:
1 jan 1564 ano
1 jan 1642 ano
 ~ 78 years