Johannes Kepler - Biography.
Publié le 10/05/2013
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Johannes Kepler - Biography. German astronomer Birth December 27, 1571 Death November 15, 1630 Place of Birth Weil der Stadt, Württemberg Known for Discovering the three laws of planetary motion, now known as Kepler's laws Career 1594 Became professor of mathematics at Graz 1600 Assisted Danish astronomer Tycho Brahe with his astronomical research in Prague 1601 Took over as imperial mathematician and court astronomer to Emperor Rudolf II in Prague upon Brahe's death 1609 Published Astronomia Nova (New Astronomy), which included the first and second laws of planetary motion 1612 Accepted a position as mathematician to the states of Upper Austria at Linz 1619 Published Harmonice Mundi (Harmony of the World) which contained the third law of planetary motion Did You Know In addition to astronomy, Kepler studied astrology, which proposes that astronomical bodies influence the course of earthly events. A Lutheran, Kepler was forced to move and change jobs several times during his life to escape religious persecution. Microsoft ® Encarta ® 2009. © 1993-2008 Microsoft Corporation. All rights reserved.
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