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light-year
Symbol:  ly 
Category:  Length 
SI Equivalent:  9.46053×1015 m
Dimension
 
Notes
Unit used in astronomy and astrophysics. This is the distance light travels in the vacuum in a (tropical) year.
Convert     ly  
95 conversions, showing those commonly used | Show all
1 ly =
Length
  Symbol Unit Name
9.46053×1025  Å  angstrom 
6.32397×104  AU, UA  astronomical unit 
9.46053×1033  am  attometer 
9.46053×1017  cm  centimeter 
3.10385×1016  ft  foot 
9.46053×1013  hm  hectometer 
3.72462×1017  in  inch 
9.46053×1012  km  kilometer 
9.46053×1015  m  meter 
3.72462×1023  µin  microinch 
9.46053×1021  µm  micron 
3.72462×1020  mil, thou  mil (thou) 
5.8785×1012  mi (stat.)  mile (statute, land) 
9.46053×1018  mm  millimeter 
9.46053×1024  nm  nanometer 
5.10828×1012  mi (int. naut.)  nautical mile (international) 
0.306595  pc  parsec 
9.46053×1027  pm  picometer 
1.03462×1016  yd  yard 
more...
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