LENGTH CONVERSION
Light-year to Meter.
Convert light-year (ly) to meter (m), with the math explained.
1 ly = 9.460730473e15 m
THE MATH, MADE SIMPLE
How to convert light-year to meter
Multiply your light-year value by 9.46073047258e15 to get the equivalent in meter. Both units are normalized through the meter.
m = ly × 9.460730473e1510 ly = 9.46073047258e16 m
Result rounded to 12 significant digits. Change the precision in the calculator to suit your task.QUICK REFERENCE
ly to m conversion table
| Light-year (ly) | Meter (m) |
|---|---|
| 1 ly | 9.46073047258e15 m |
| 2 ly | 1.89214609452e16 m |
| 5 ly | 4.73036523629e16 m |
| 10 ly | 9.46073047258e16 m |
| 20 ly | 1.89214609452e17 m |
| 50 ly | 4.73036523629e17 m |
| 100 ly | 9.46073047258e17 m |
| 500 ly | 4.73036523629e18 m |
| 1,000 ly | 9.46073047258e18 m |
About the light-year
The light-year (ly) is a unit of length. One light-year equals 9.46073047258e15 meter (base unit) in this calculator.
All light-year conversionsAbout the meter
The meter (m) is a unit of length. One meter equals 1 meter (base unit) in this calculator.
All meter conversionsCommon questions
What is 1 ly in m?
One light-year equals 9.46073047258e15 m. Use the formula above for other values.
Why might another calculator show a different last digit?
Calculators may round at different stages or use different unit conventions. We keep full JavaScript numeric precision during calculation and round only for display. Choose up to 15 significant digits. Check US versus UK units and the notes for this category.
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