# Johannes Kepler/Related Articles

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*See also changes related to Johannes Kepler, or pages that link to Johannes Kepler or to this page or whose text contains "Johannes Kepler".*

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- Angular momentum (classical) [r]: The tendency of a rotating object to resist changes to its rotational motion.
^{[e]} - Astronomy [r]: The study of objects and processes in the observable universe, e.g. stars, planets, comets or asteroids.
^{[e]} - Christiaan Huygens [r]: (14 April 1629 - 8 June 1695) an internationally renowned Dutch mathematician, physicist and astronomer.
^{[e]} - Cosmology [r]: A branch of astronomy and of metaphysics committed to the study of the universe as a whole, of the contents, structure, and evolution of the universe from the beginning of time to the future.
^{[e]} - Electron orbital [r]: Quantum mechanical quadratically integrable one-electron function (function of the coordinates of one electron)
^{[e]} - Gravitation [r]: The tendency of objects with mass to accelerate toward each other.
^{[e]} - History of astronomy [r]: Chronology of the development and history of astronomy.
^{[e]} - History of scientific method [r]: Development and elaboration of rules for scientific reasoning and investigation.
^{[e]} - John Napier [r]: (1550 – 4 April 1617) The eighth Laird of Merchistoun, a mathematician, physicist, and astrologer.
^{[e]} - Jupiter (planet) [r]: The fifth planet from the Sun in our solar system; named after the Roman god of the same name; largest planet in our solar system.
^{[e]} - Kepler's laws [r]: Three mathematical laws were discovered by German mathematician and astronomer Johannes Kepler (1571–1630), and used by him to describe the motion of planets in the Solar System, and the motion of any two bodies orbiting each other.
^{[e]} - Logarithm [r]: Inverse of exponentiation, as subtraction is the inverse of addition and division is the inverse of multiplication.
^{[e]} - Nicolaus Copernicus [r]: (1473–1543) Astronomer, founder of the heliocentric system.
^{[e]} - Positivist calendar [r]: Alternative calendar proposed by Auguste Comte in 1849, with each day and month celebrating a different person.
^{[e]} - Prague [r]: "Capital city of the Czech Republic and, historically, capital of the medieval Bohemian kingdom."
^{[e]} - Ptolemy [r]: (2nd century AD) Egyptian astronomer and geographer whose main work, the
*Almagest*, a compendium of contemporary astronomical knowledge, was in use into the 15th century.^{[e]} - Solar system [r]: The sun and the planets orbiting it.
^{[e]} - Tycho Brahe [r]: Danish astronomer of the 16th century.
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