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Period: Mar 9, 1532 to 2
Nicolaus Copernicus (1473–1543) was a mathematician and astronomer who proposed that the sun was stationary in the centre of the universe and the earth revolved around it.
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Period: to
From the NASA Kennedy Space Center at Cape Canaveral, Florida, Voyager 2 was launched first, on August 20, 1977; Voyager 1 was launched on a faster, shorter trajectory