Light year/Related Articles

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A list of Citizendium articles, and planned articles, about Light year.
See also changes related to Light year, or pages that link to Light year or to this page or whose text contains "Light year".

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  • Andromeda Galaxy [r]: Nearest large spiral galaxy to the Milky Way, also known as Messier 31 [e]
  • Antlia [r]: Constellation in the southern sky, which is surrounded by Hydra, Pyxis, Vela and Centaurus. [e]
  • Galaxy [r]: Gravitationally bound system of stars typically contain ten million to one trillion stars. [e]
  • International Astronomical Union [r]: Internationally recognized authority for assigning designations to celestial bodies (stars, planets, asteroids, etc), headquartered in Paris, France. [e]
  • Light day [r]: Distance that light travels in a vacuum in one day; 1 light day = 25,902,068,371,200 m = 2.5902067 * 1013m. [e]
  • Light hour [r]: Distance that the light travels in vacuum in one hour, 1.0792528 * 1012m [e]
  • Light minute [r]: Distance that light travels in vacuum in one minute; 17,987,547,480 m = 1.7987547 * 1010m. [e]
  • Light month [r]: The distance, meters, that light travels in one month. [e]
  • Light second [r]: Distance that light travels in vacuum in one second; 2.99792458 * 108m. [e]
  • Light week [r]: Distance that light travels in a vacuum in one week; 1 light week = 1.81314469 * 1011km. [e]
  • Light [r]: The part of the electromagnetic spectrum visible to a species' biological eye. [e]
  • NGC 7089 [r]: A bright globular cluster, also known as Messier 2. [e]
  • Parsec [r]: Unit of astronomical length based on the distance from Earth at which stellar parallax is one second of arc and equal to 3.258 light-years, 3.086 × 1013 kilometers, or 1.918 × 1013 miles. [e]
  • Proxima Centauri (star) [r]: Red dwarf star that is the sun's nearest neighbor (4.2 light-years), with a stellar magnitude of ll, and is 2° from the bright star α Centauri. [e]
  • Second [r]: Please do not use this term in your topic list, because there is no single article for it. Please substitute a more precise term. See Second (disambiguation) for a list of available, more precise, topics. Please add a new usage if needed.
  • Solar system [r]: The sun and the planets orbiting it. [e]
  • Year [r]: A unit of time measurement that corresponds to one revolution of the earth around the sun, approximately 365¼ days. [e]