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220 BCE
Eratosthenes
He started geography essentially -
145
Claudius Ptolemy
It took him 18 years to develop the Ptolemic system which was earthcentric. -
1543
Nicolaus Copernicus
copernican heliocentrism. It was the first time anyone said that the sun was the center. -
Johannes Kepler
Created Keplers 3 laws. They brought a better understanding of planetary motion. -
Tycho Brahe
He is known for the Tychonic system. it combined the copernican and the ptolemaic systems. -
Sir Isaac Newton
He was the first at Cambridge to not be a priest. He also invented calculus to help explain physic. -
Albert Einstein
Special relatively. Without this there would be no gps.