Convert light-year to meter
Enter the value to convert from light-year to meter.
Result: 25 light-years (ly) = 2.36518261815E17 meters (m)
OR
2.3651826181452E+14 kilometers
OR
2.3651826181452E+14 kilometers
How to Convert Light-year to Meter
Converting light-year to meter is straightforward using our conversion calculator.
Conversion Formula
m = ly × 9.46073047258E15Reverse 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