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100
Ptolemy
Earth center ancient Greece astronomer geosentric -
Period: 100 to
Scientific leaders
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Apr 15, 1473
Copernicus
Sun center heliocentric theory death bed -
Apr 15, 1572
Brahe
Earth center build globe planets around sun -
Telescope
Hans Lippershey -
Kepler
Found orbit of mars elliptica telescope -
Galileo
Thermometer compass improved telescope heliocentric motion -
Newton
laws of motion principle of gravity