Convert light-year to meter

Enter the value to convert from light-year to meter.

From: ly
To: m
Result: 1 light-year (ly) = 9.4607305e+15 meters (m)
OR
9460730472580 kilometers 800 meters

How to Convert Light-year to Meter

Converting light-year to meter is straightforward using our conversion calculator.

Conversion Formula

m = ly × 9.4607305e+15

Reverse conversion: Convert meter to light-year

About Meter

Definition: The meter (symbol: m) is the SI base unit of length, defined as the distance light travels in vacuum in 1/299,792,458 of a second.

History: Originally defined in 1793 as one ten-millionth of the distance from equator to North Pole. Redefined multiple times, with current definition adopted in 1983.

Current Use: Universal standard for length measurement in science, engineering, and daily life worldwide except in the United States, Myanmar, and Liberia.

Examples: Room dimensions: 3-5m, human height: 1.5-2m, door height: 2m, car length: 4-5m

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