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Related articles:
Parsec
Length
Astronomical unit
Speed of light
Milky Way
Triangulum Galaxy
Andromeda Galaxy
Globular cluster
Kilometre
Quasar
Sun
Parallax
Observable universe
Orders of magnitude (length)
Proxima Centauri
Oort cloud
Earth
Key terms: year unit light distances measure parsec month astronomical defined value iau speed of light julian year galaxy length astronomy light year rok tropical year metres luz typically used to measure distances product exactly derived hubble godina distances between equal astronomical unit mean Search external links cited by footnotes on Wikipedia page Light-year: |
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