About the Units
mile (mi)
A standard imperial length unit for longer distances.
light year (l. y.)
The distance light travels in one year, used for astronomical measurements.
Common Conversions
- 1 mi = 1.7010781e-13 l. y.
- 5878625000000.0 mi = 1 l. y.
Convert from miles to light years
Conversion Information
To convert from miles to light years, multiply by 1.7010781e-13
1 mi = 1.7010781e-13 l. y.