Galileo (14 h, feb 15, 1564 y – 14 h, jan 8, 1642 y)
Description:
Galileo made all his discoveries with his telescope. His most famous discovery was the four most massive moons of Jupiter.Added to timeline:
Date:
14 h, feb 15, 1564 y
14 h, jan 8, 1642 y
~ 77 years