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light-year

A light-year, alternatively spelled light year, is a unit of length used to express astronomical distances and is equal to exactly 9460730472580.8??km, which is approximately 9.46 trillion kilometres or 5.88 trillion miles. As defined by the International Astronomical Union (IAU), a light-year is the distance that light travels in vacuum in one Julian year. Despite its inclusion of the word "year", the term is not a unit of time.

e: 30010000000000531

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unit_gdb_UnitOfLength

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Strings (4)

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light year|lightyear|light-years|lightyears|light years
str_k__gdb_image
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1e16m comparison 10 light years sirius.png
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l.y.
str_k__rdfs_comment
str.rdfs:comment
A light-year, alternatively spelled light year, is a unit of length used to express astronomical distances and is equal to exactly 9460730472580.8??km, which is approximately 9.46 trillion kilometres or 5.88 trillion miles. As defined by the International Astronomical Union (IAU), a light-year is the distance that light travels in vacuum in one Julian year. Despite its inclusion of the word "year", the term is not a unit of time.

Numbers (1)

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9460730472580000.0

URIs (1)

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gdb:LengthUnitOfMeasure