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  2. Johannes Kepler - Wikipedia

    en.wikipedia.org/wiki/Johannes_Kepler

    Johannes Kepler (/ ˈ k ɛ p l ər /; [2] ... the first major milestone in historical interpretations of Kepler's cosmology and its influence. In the 1930s and 1940s ...

  3. Musica universalis - Wikipedia

    en.wikipedia.org/wiki/Musica_universalis

    Musica universalis—which had existed as a metaphysical concept since the time of the Greeks—was often taught in quadrivium, [8] and this intriguing connection between music and astronomy stimulated the imagination of Johannes Kepler as he devoted much of his time after publishing the Mysterium Cosmographicum (Mystery of the Cosmos), looking over tables and trying to fit the data to what he ...

  4. Celestial mechanics - Wikipedia

    en.wikipedia.org/wiki/Celestial_mechanics

    Johannes Kepler as the first to closely integrate the predictive geometrical astronomy, which had been dominant from Ptolemy in the 2nd century to Copernicus, with physical concepts to produce a New Astronomy, Based upon Causes, or Celestial Physics in 1609.

  5. Johannes Kepler thought he sketched Mercury orbiting across ...

    www.aol.com/johannes-kepler-1607-sketches...

    Scientists analyzed famed astronomer Johannes Kepler’s 1607 sketches of sunspots to solve a mystery about the sun ... an observer at the Solar Influences Data Analysis Center at the Royal ...

  6. Kepler's laws of planetary motion - Wikipedia

    en.wikipedia.org/wiki/Kepler's_laws_of_planetary...

    In astronomy, Kepler's laws of planetary motion, published by Johannes Kepler in 1609 (except the third law, and was fully published in 1619), describe the orbits of planets around the Sun. These laws replaced circular orbits and epicycles in the heliocentric theory of Nicolaus Copernicus with elliptical orbits and explained how planetary ...

  7. Michael Maestlin - Wikipedia

    en.wikipedia.org/wiki/Michael_Maestlin

    The first is a woodcut portrait created specifically for him. The second is part of a monument dedicated to Johannes Kepler in Weil der Stadt, Kepler's hometown. Kepler's monument features four statues of individuals who profoundly influenced his work in astronomy, and one of them is of Michael Maestlin.

  8. Epitome Astronomiae Copernicanae - Wikipedia

    en.wikipedia.org/wiki/Epitome_Astronomiae...

    The Epitome Astronomiae Copernicanae is an astronomy book on the heliocentric system published by Johannes Kepler in the period 1618 to 1621. The first volume (books I–III) was printed in 1618, the second (book IV) in 1620, and the third (books V–VII) in 1621.

  9. Mysterium Cosmographicum - Wikipedia

    en.wikipedia.org/wiki/Mysterium_Cosmographicum

    Johannes Kepler's first major astronomical work, Mysterium Cosmographicum (The Cosmographic Mystery), was the second published defence of the Copernican system.Kepler claimed to have had an epiphany on July 19, 1595, while teaching in Graz, demonstrating the periodic conjunction of Saturn and Jupiter in the zodiac: he realized that regular polygons bound one inscribed and one circumscribed ...