15 November: Remembering Johannes Kepler on the day of his passing

Johannes Kepler (27 December 1571 – 15 November 1630) was a German mathematician, astronomer, and astrologer who is best known for his laws of planetary motion, which describe the motion of planets around the sun. He made important contributions to the field of astronomy and played a key role in the scientific revolution of the 17th century.

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