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Dec 27, 1571
Johannes Kepler
Johannes Kepler a famous German astronomer, mathematician, and astrologer, during the scientific revolution, born in December 27, 1571. He is known for his laws of planetary motion, and his books Astronomia nova, Harmonices Mundi, and Epitome Astronomiae Copernicanae. -
Johanne's discovery
One of Johanne's discovery was, planetary motion, the planets move in elliptical orbits with the Sun at one focus.
