Light year > Related Articles

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Contents 1 Parent topics 2 Subtopics 3 Other related topics 4 Bot-suggested topics

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Subtopics

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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]: Unit of time; one of the seven SI base units. [e]
• 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]