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  2. Copernican heliocentrism - Wikipedia

    en.wikipedia.org/wiki/Copernican_heliocentrism

    In addition, Copernicus's theory provided a strikingly simple explanation for the apparent retrograde motions of the planets—namely as parallactic displacements resulting from the Earth's motion around the Sun—an important consideration in Johannes Kepler's conviction that the theory was substantially correct. [53]

  3. Copernican Revolution - Wikipedia

    en.wikipedia.org/wiki/Copernican_Revolution

    While Copernicus's work sparked the "Copernican Revolution", it did not mark its end. In fact, Copernicus's own system had multiple shortcomings that would have to be amended by later astronomers. Copernicus did not only come up with a theory regarding the nature of the Sun in relation to the Earth, but thoroughly worked to debunk some of the ...

  4. Nicolaus Copernicus - Wikipedia

    en.wikipedia.org/wiki/Nicolaus_Copernicus

    Nicolaus Copernicus [b] (19 February 1473 – 24 May 1543) was a Renaissance polymath, active as a mathematician, astronomer, and Catholic canon, who formulated a model of the universe that placed the Sun rather than Earth at its center.

  5. Commentariolus - Wikipedia

    en.wikipedia.org/wiki/Commentariolus

    The Commentariolus (Little Commentary) is Nicolaus Copernicus's brief outline of an early version of his revolutionary heliocentric theory of the universe. [1] After further long development of his theory, Copernicus published the mature version in 1543 in his landmark work, De revolutionibus orbium coelestium (On the Revolutions of the Heavenly Spheres).

  6. De revolutionibus orbium coelestium - Wikipedia

    en.wikipedia.org/wiki/De_revolutionibus_orbium...

    De revolutionibus orbium coelestium (English translation: On the Revolutions of the Heavenly Spheres) is the seminal work on the heliocentric theory of the astronomer Nicolaus Copernicus (1473–1543) of the Polish Renaissance.

  7. Archaeologists Found a 500-Year-Old Compass—Turns Out It May ...

    www.aol.com/archaeologists-found-500-old-compass...

    This story is a collaboration with Biography.com.. Far back in 1508, with only limited tools at his disposal, Nicolaus Copernicus developed a celestial model of a heliocentric planetary system ...

  8. Copernican principle - Wikipedia

    en.wikipedia.org/wiki/Copernican_principle

    While the Copernican principle is derived from the negation of past assumptions, such as geocentrism, heliocentrism, or galactocentrism which state that humans are at the center of the universe, the Copernican principle is stronger than acentrism, which merely states that humans are not at the center of the universe. The Copernican principle ...

  9. History of the center of the Universe - Wikipedia

    en.wikipedia.org/wiki/History_of_the_center_of...

    Nicolaus Copernicus' major theory of a heliocentric model was published in De revolutionibus orbium coelestium (On the Revolutions of the Celestial Spheres), in 1543, the year of his death, though he had formulated the theory several decades earlier. Copernicus' ideas were not immediately accepted, but they did begin a paradigm shift away from ...