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Johannes Kepler was born in the now Stuttgart Region of Baden-Wurttemberg, Germany. He is well known for his laws on planetary motion. Kepler was born in an era which knew little about astronomy or astrology. (17th Century)
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The Great Comet affected Kepler's future choice in career. He experienced this event at the age of 6.
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Johannes also observed a lunar eclipse. He remembers that the moon looked "quite red". After this though, Johannes was weakened by smallpox.
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Kepler first switched from grammar school, to Latin school, and a senimary at Maulbronn. Until he began to study at the University of Tubingen. Here he studied philosphy. He proved to be a superb mathematician and soon earned a reputation as a skillfull astrologer, - even casting horscopes for fellow students!
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Kepler had a desire to become a minister, But then, he was recommended for a position as teacher of mathematics and astronomy at the Protestant school in Graz (later the University of Graz). Johannes accepted the position in April 1594, at the age of 23.
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Mysterium Cosmographicum was the first astronomical work published by Kepler in which he defended that the theories of Copernicus were true and accurate
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He married Barbara Muller. Kepler had 2 children which died in infancy. And then in 1602 they had a daughter. A son in 1604. And another boy in 1607.
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Tycho Brahe and Johannes meet.
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Two days after Tycho's unexpected death on October 24, 1601, Kepler was appointed his successor as imperial mathematician with the responsibility to complete his unfinished work.
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They are: (1) The Elliptical law. 2) The Equal-areas law. And (3) The Harmonic law. The third law came ten years later. (1619)
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The picture to the left is a picture of the supernova Kepler found and researched in 1604
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The Kepler conjecture says that this is the best that can be done—no other arrangement of spheres has a higher average density.
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Kepler married Susanna Reuttinger. Following the death of his first wife Barbara, Kepler had considered 11 different matches. But chose Susanna. The first three children of this marriage. Three more survived into adulthood. He was happier in this marriage than in the first.
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Rumor has it ... Kepler was actually the first pseudo scientist to come up with the theory of wormholes throughout the universe.
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Johannes is remembered to this day for his many contributations - like his eponymous laws of planetary motion. He also had many things named in his Honor and he had a Statue made.
