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What is a light year?

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  • What is a light year?


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A light-year (or light year, abbreviation: ly ... (IAU), a light-year is the distance that light travels in vacuum in one Julian year (365.25 days).
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What is a light year? ... Learn more about the meaning of the term light year at HowStuffWorks.com. NOW; Adventure; Animals; Auto; Culture; Entertainment ...
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A light year is the distance that light travels in one year through vacuum or empty space. Light moves though vacuum at just over 186,282 miles ...
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How far is a lightyear? ... You start with the speed of light, ... we are seeing light that was created 2,200,000 years ago!
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Light-year, in astronomy, the ... About 3.262 light-years equal one parsec. Comments; Share. SHARE. Email; Print; Cite; You may also be interested in ...
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Concepts Home | How Long is a Light Year? | How Much Do You Weigh In Space? | The Capacity of Planets | More Math Concepts. Objective:
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