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Ptolemy
ptolemy was the first scientist to come up with the geocentric Univers -
Jan 1, 1543
Nicholas Copernicus
He came up with the idea of a heliocentric Univers -
Jan 1, 1564
Galileo Galilei
Invented teliscope to look at the heavens -
Johannes Kelper
Kelper discovered the law of motion -
Sir Isaac Newton
Newton explained that every object in the Univers atracts every other object with a force