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Length Converter
Result
... Mile = ... Light Year
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Mile to Light Year Converter
Use this page to convert mile values into light year, with background details, formulas, a worked example, and a quick conversion table.
Conversion formula
1 mi = 1.70107795023251e-13 ly
1 ly = 5,878,625,373,183.61 mi
Example: 15 mi = 0.00000000000255161692534877 ly
Mile
A mile equals exactly 1,609.344 meters.
History: The mile descends from Roman and later English distance measures.
Current use: Miles are used for road travel in the United States and a few other regions.
Also written as mi, miles.
Light Year
A light year is the distance light travels in vacuum in one Julian year.
History: The light year became a readable way to express distances between stars and galaxies.
Current use: Light years are used in astronomy, science education, and popular explanations of cosmic distance.
Also written as ly, lightyear, lightyears, light years.
Mile to Light Year table
| Mile [mi] | Light Year [ly] |
|---|---|
| 0.01 mi | 1.70107795023251e-15 ly |
| 0.1 mi | 1.70107795023251e-14 ly |
| 1 mi | 1.70107795023251e-13 ly |
| 2 mi | 3.40215590046502e-13 ly |
| 5 mi | 8.50538975116255e-13 ly |
| 10 mi | 0.00000000000170107795023251 ly |
| 20 mi | 0.00000000000340215590046502 ly |
| 50 mi | 0.00000000000850538975116255 ly |
| 100 mi | 0.0000000000170107795023251 ly |
Frequently asked questions
How many Light Year (ly) are in one Mile (mi)?
One Mile equals 1.70107795023251e-13 Light Year.
How do you convert Mile to Light Year?
Multiply the Mile value by 1.70107795023251e-13 to get the result in Light Year.
How do you convert Light Year back to Mile?
Multiply the Light Year value by 5,878,625,373,183.61 to get back to Mile.
What is 15 Mile in Light Year?
15 Mile equals 0.00000000000255161692534877 Light Year.