light-year to foot
Live light-year (ly) to foot (ft) converter. Plus a 10-value reference table and FAQs.
Conversion table
Ten sample values from light-year to foot. Use the converter above for arbitrary values.
| light-year (ly) | → | foot (ft) |
|---|---|---|
| 0.001 ly | → | 3.1039e+13 ft |
| 0.01 ly | → | 3.1039e+14 ft |
| 0.1 ly | → | 3.1039e+15 ft |
| 0.5 ly | → | 1.5520e+16 ft |
| 1 ly | → | 3.1039e+16 ft |
| 2 ly | → | 6.2078e+16 ft |
| 5 ly | → | 1.5520e+17 ft |
| 10 ly | → | 3.1039e+17 ft |
| 100 ly | → | 3.1039e+18 ft |
| 1,000 ly | → | 3.1039e+19 ft |
About the light-year
Distance light travels in one Julian year — about 9.46 trillion km. Astronomy.
About the foot
12 inches or 0.3048 metre. US height, altitude in aviation.
How light-year to foot conversion works
Both units belong to Length. Unitbox first expresses the input in the category reference unit (m), then expresses that same quantity in foot.
Common uses include plans, dimensions, travel distances, screens, and manufacturing specifications.
Unit definitions and conversion factors are maintained in the Unitbox methodology. Last reviewed with the current conversion dataset.
Frequently asked questions
Frequently Asked Questions
How do I convert light-year to foot?
Multiply the light-year value by 3.1039e+16 to get it in foot. For example, 10 ly = 3.10e+17 ft.
What is 1 ly in ft?
1 ly = 3.1039e+16 ft.
What is 100 ly in ft?
100 ly = 3.10e+18 ft.
What is the formula?
Linear: multiply by 3.1039e+16 (the unit factor ratio).
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