Biography-Kepler

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 * Johannes Kepler Brahe’s assistant continued his work Kepler concluded that the motion of planets was governed by certain mathematical laws.
 * He also showed that one of the laws showed that the planets revolved around the sun in elliptical orbits as opposed to the orbits that were assumed before. [[image:http://www.ph.surrey.ac.uk/astrophysics/files/Kepler.gif width="311" height="388" align="center"]]