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Period: 100 to
Science
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127
Ptolemy
galaxy is geocentric revolves around earth -
Jan 1, 1514
Copernicus
galaxy is heliocentric revolves around sun -
Jan 1, 1572
Brahe
improved telescope found 700 stars -
Kepler
discovered three principles of planetary motion -
Galileo
improved the telescope killed by church -
Newton
Made Newtons three laws of gravity