Galileo Galilei

Galileo was an Italian natural philosopher, astronomer, and mathematician who made fundamental contributions to the sciences of motion, astronomy, and strength of materials. His formulation of inertia, the law of falling bodies, and parabolic trajectories marked the beginning of a fundamental change in the study of motion.His discoveries with the telescope revolutionized astronomy and paved the way for the acceptance of the Copernican heliocentric system.