Millimeters to Light Years
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mm
ly
Quick reference
| Millimeters (mm) | Light Years (ly) |
|---|
Formula
Light Years = millimeters ÷ 9461000000000000000
Multiply the millimeters value by 1.056970721911003e-19 to get light years. To reverse — divide light years by 1.056970721911003e-19 to get millimeters.
About this conversion
The millimeter (mm) is a metric unit equal to one thousandth of a meter, used in engineering and manufacturing. Learn more →
A light year (ly) is the distance light travels in one year — approximately 9.461 trillion kilometers, used in astronomy. Learn more →
Source: NIST International Reference