Light-year to Light-second
Light-year (ly)
Light-second (ls)
How it is calculated
Each unit is defined via the base unit (meter (m)). The value is first converted to the base unit, then to the selected unit.
1 ly = 9.46073047e15 m
1 ls = 299792458 m
1 ly × 9.46073047e15 = 9.46073047e15 m
9.46073047e15 m ÷ 299792458 = 31557600 ls