In Spanish: de Años luz a Leguas británicas
Lightyears
A lightyear is the distance that light travels in one year. Since there are various definitions for the length of a year, there are correspondingly slightly different values for a lightyear. One lightyear corresponds to about 9.461e15 m, 5.879e12 mi, or 63239.7 AU, or 0.3066 pc.
UK Leagues
Note that UK leagues differ from Nautical Leagues, UK Nautical Leagues and US Leagues.
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