Light-years to Centimetres Converter
Convert light-years to centimetres instantly. One light-year equals 9.4607e+17 centimetres, so you can type any value in ly and read the answer in…
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Convert light-years to centimetres instantly. One light-year equals 9.4607e+17 centimetres, so you can type any value in ly and read the answer in cm. The page also shows a conversion table and the exact formula used.
Worked example
Example calculated from the starting values. Enter your own values and press Calculate to get your result.
1 ly = 9.4607e+17 cm
With the default inputs (value in light-years = 1 ly), the results are: centimetres 9.4607e+17 cm.
Light-years to centimetres conversion table
Reference table based on the example values; it is not your calculation result.
| light-years (ly) | centimetres (cm) |
|---|---|
| 1 | 9.4607e+17 |
| 2 | 1.8921e+18 |
| 5 | 4.7304e+18 |
| 10 | 9.4607e+18 |
| 25 | 2.3652e+19 |
| 50 | 4.7304e+19 |
| 100 | 9.4607e+19 |
| 500 | 4.7304e+20 |
| 1,000 | 9.4607e+20 |
Frequently asked questions
How many centimetres are in one light-year?
1 light-year = 9.4607e+17 centimetres.
What is the formula to convert light-years to centimetres?
Multiply the value in light-years by 9.4607e+17.
How do I convert centimetres back to light-years?
1 centimetre = 1.057e-18 light-years.
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