How many nautical mile in 1 light-year?
The answer is 5108385784330.9.
We assume you are converting between mile [nautical, international] and light year.
You can view more details on each measurement unit: nautical mile or
light-year
The SI base unit for length is the metre.
1 metre is equal to 0.00053995680345572 nautical mile, or 1.0570008340246E-16 light-year.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between nautical miles and light years.
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A nautical mile or sea mile is a unit of length. It is accepted for use with the International System of Units, but it is not an SI unit. The nautical mile is used around the world for maritime and aviation purposes. It is commonly used in international law and treaties, especially regarding the limits of territorial waters. It developed from the geographical mile.

››Definition: Light-year

A light year, abbreviated ly, is the distance light travels in one year: roughly 9.46 × 1012 kilometres (9.46 petametres, or about 5.88 × 1012 (nearly six trillion) miles). More specifically, a light year is defined as the distance that a photon would travel, in free space and infinitely far away from any gravitational or magnetic fields, in one Julian year (365.25 days of 86400 seconds each).

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