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earth, roman, geocentric, center, universe, Alexandria
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Polish, heliocentric, founder, sun, universe, center
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supernova, tool, 777, stars, accurate, eclipse
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Hans Lippershey
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elliptical, Copernicus, giant, theories, three, SCIENCE FICTION
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telescope to sky, sphere, jupiter moons, blind, arrested, starry messenger
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gravity, telescope, religious, laws of motion, used Kepler, apple
