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Johannes Kepler

  • Dec 27, 1571

    Kepler is Born

    Kepler is Born
    He was born in Weil der Stadt, Wurttemberg into a poor family.
  • Nov 13, 1577

    The Great Comet of 1577

    The Great Comet of 1577
    Kepler witnessed The Great Comet at age 6 and it sparked his love for astronomy and contributed to many of his theories
  • Kepler goes to college

    Kepler goes to college
    Kepler got a scholarship to University of Tübingen. Kepler obtained his B.A. degree in 1588 and his M.A. degree in 1591
  • Becomes a Math Teacher

    Kepler moves to Graz to become a mathematics teacher at The Protestant Seminary
  • Publishes 'Mysterium Cosmographicum'

    Kepler collaborated with Copernicus to write a book about looking for relations between planetary bodies
  • Kepler gets married

    Kepler gets married
    Kepler marries Barbra Müller
  • Appointed Imperial Mathematician

    Kepler was appointed as the Imperial mathematician and advisor to Emperor Rudolf II
  • Published 'Astronomiae Pars Optica'

    Published 'Astronomiae Pars Optica'
    He published his second book about the optical parts of astronomy
  • Kepler discovers "Kepler's Supernova"

    Kepler discovers "Kepler's Supernova"
    He witnessed a supernova that occurred in the Milky Way in the constellation Ophiuchus
  • Created the first two Laws of Planetary Motion

    Created the first two Laws of Planetary Motion
    The first two laws of planetary motion were based off of analyzations of Tycho Brahe. They are "The Law of Ellipses" and "The Law of Equal Areas"
  • Published 'Astronmia Nova'

    Published 'Astronmia Nova'
    Kepler published 'Astronima Nova' which was one of his most famous books he wrote about his ten-year long investigation of the motion of Mars
  • Married Susanne Reuttinger

    Kepler married Suzanne Reuttinger after the death of his first wife
  • Publishes 'Epitome of Copernican Astronomy'

    Publishes 'Epitome of Copernican Astronomy'
    Kepler published a 3 volume book about his laws of motion
  • Creates the third Law of Planetary Motion

    The third law states that the squares are the periods of any two planets is equal to the ratio of the cubes of their average distance from the sun. This is called "The Law of Harmonies"
  • Published 'The Rudolphine Tables'

    Published 'The Rudolphine Tables'
    Kepler published a book that consisted of star catalogues and planetary tables that he had been recording for a period of time
  • Kepler dies

    Kepler passes away in Regensburg, Germany at age 58