Tycho Brahe

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Monument of Tycho Brahe and Johannes Kepler in Prague
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Monument of Tycho Brahe and Johannes Kepler in Prague

  Tycho Brahe ?, born as Tyge Ottesen Brahe, (lived December 14 1546October 24 1601), was an astronomer from Denmark who built a big observatory called Uraniborg on a place called Hven in Denmark. He discovered that the universe besides the solar system was always changing. Johannes Kepler was his helper.

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