New: universehistory

subhankar734 (43)in universehistory • 6 years ago
COPERNICUS, KEPLER, AND GALILEO
GREAT MEN : COPERNICUS, KEPLER, AND GALILEO For a long time people believed that the sun and the planets went around the Earth. The polish astronomer Nicolaus Copernicus (1473-1543) doubted this…
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COPERNICUS, KEPLER, AND GALILEO