light-year

unit of astronomical length, defined as the distance that light travels in the vacuum in one year
rdfs:label
"light-year"@en
skos:altLabel
"l.y."@en
"light year"@en
"light years"@en
"light-years"@en
"lightyear"@en
"lightyears"@en
"ly"@en
schema:description
"unit of astronomical length, defined as the distance that light travels in the vacuum in one year"@en
schema:dateModified "2026-10-11T22:03:13+00:00"^^xsd:dateTime
schema:version 2556013346
wikibase:identifiers 36
wikibase:sitelinks 155
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p:P7305 wd:statement/Q531-dd5ce5ef-462f-8933-4493-92f08b818a49
p:P7825 wd:statement/Q531-66425d76-43b1-6a7f-bc8e-6b317bda8ec5
p:P8313 wd:statement/Q531-2C9FECED-B775-412C-AEB9-F50BF61A00EE
p:P8769 wd:statement/Q531-ea751964-47f7-1b6a-26db-6b49ff23fe7a
p:P8885 wd:statement/Q531-2391aa90-4a8b-20cd-9e46-cccde24761b9
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p:direct-normalized/P2968 <http://qudt.org/vocab/unit/LY>
p:direct-normalized/P3328 <http://www.wurvoc.org/vocabularies/om-1.8/light_year>
p:direct-normalized/P4466 <http://astrothesaurus.org/uat/919>
p:direct-normalized/P6366 <https://makg.org/entity/130447185>
p:direct-normalized/P8769 <http://www.ontology-of-units-of-measure.org/resource/om-2/lightYear>
wdt:P1051 "544"
wdt:P10565 "56869"
wdt:P111 length
wdt:P11514 "svetovoi-god-d77ebe"
wdt:P12086 "Lichtjaar"
wdt:P12385 "any-llum"
wdt:P1245 "679482"
wdt:P12800 "es:Año_luz"
"fr:Année-lumière"
"it:Anno_luce"
wdt:P1296 "0219540"
wdt:P1343 Historical Dictionary of Science Fiction
ISO 80000-3:2006 Quantities and units — Part 3: Space and time
wdt:P13625 "A0E0L1I0M0H0T0D0"
wdt:P1417 "science/light-year"
wdt:P14541 "1gtmA1"
wdt:P18 <http://commons.wikimedia.org/wiki/Special:FilePath/1e16m%20comparison%2010%20light%20years%20sirius.png>
wdt:P1889 Light year
Ly
Año luz
wdt:P2370 9460730472580800.0^^xsd:decimal
wdt:P2442 0.3066014^^xsd:decimal
10346381005577300.0^^xsd:decimal
1702795305358.0^^xsd:decimal
1959537968183.0^^xsd:decimal
31039143016731900.0^^xsd:decimal
372469718092929000.0^^xsd:decimal
47028910479538.0^^xsd:decimal
5105122000000.0^^xsd:decimal
5878625541248.0^^xsd:decimal
63240.0^^xsd:decimal
9460730472580.8^^xsd:decimal
wdt:P2968 "LY"
wdt:P31 physical constant
unit of length
non-standard unit
UCUM derived unit
UCUM constant
wdt:P3328 "light_year"
wdt:P3365 "anno-luce"
wdt:P3417 "Light-years-astronomical-distance"
wdt:P3553 "19663425"
wdt:P3569 "natuurkunde-scheikunde-en-sterrenkunde/lichtjaar"
wdt:P373 "Light-year"
wdt:P3921 "wd:Q531 p:P2370/psn:P2370 [wikibase:quantityAmount ?source; wikibase:quantityUnit ?base]. ?item p:P2370/psn:P2370 [wikibase:quantityAmount ?target; wikibase:quantityUnit ?base]. BIND(?source / ?target as ?value)"
wdt:P4342 "lysår"
wdt:P443 <http://commons.wikimedia.org/wiki/Special:FilePath/LL-Q8097%20%28tel%29-%E0%B0%AA%E0%B1%8D%E0%B0%B0%E0%B0%B6%E0%B0%BE%E0%B0%82%E0%B0%A4%E0%B0%BF-%E0%B0%95%E0%B0%BE%E0%B0%82%E0%B0%A4%E0%B0%BF%20%E0%B0%B8%E0%B0%82%E0%B0%B5%E0%B0%A4%E0%B1%8D%E0%B0%B8%E0%B0%B0%E0%B0%82.wav>
wdt:P4466 "919"
wdt:P5008 Wikipedia:Vital articles/Level/4
wdt:P5019 "lichtjahr"
wdt:P5061
"l.y."@en
"ly"@en
wdt:P6262 "memory-beta:Light-year"
"starwars:Light-year"
wdt:P6366 "130447185"
wdt:P646 "/m/02wpm_"
wdt:P6512 "B57"
wdt:P6781 "Definition:Astronomical_Distance_Units/Light_Year"
wdt:P6900 "光年"
wdt:P7007 ""LightYears""
wdt:P7305 "3968495"
wdt:P7825 "[ly]"
wdt:P8313 "lysår"
wdt:P8769 "lightYear"
wdt:P8885 "광년"
wdt:P973 <https://www.spektrum.de/lexikon/physik/lichtjahr/9014>
wdt:P989 <http://commons.wikimedia.org/wiki/Special:FilePath/Light%20year.ogg>
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