How many light years away is the sun?
1 Answer
Feb 16, 2016
1.5812 E-05 ly
Explanation:
In light seconds (ls), Earth-Sun distance 1 AU is 499.005 ls.
The IAU definition 1 AU = 149597870.7 km.
Light speed is 299792.452 km/s.
1 year is 365.256 X 24 X 60 X 60 seconds, nearly.