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100
Ptolemy
Earth is center of solar system -
Period: 100 to
Science and renaissance
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Apr 15, 1473
Copernicus
Change the theory, sun is center -
Apr 15, 1572
Brahe
Discovered super nova, planets around sun -
Kepler
Motion of planets, elliptical orbit sun -
Galileo
Watch the first astronomer, used telescope -
Newton
Newton’s laws, discovered gravitational pull