Light-Years to Kilometers
Convert light-years to kilometers for astronomy and astrophysics. 1 light-year = 9.461 × 10¹² km — the distance light travels in one year. The nearest star, Proxima Centauri, is 4.24 light-years = 4.01 × 10¹³ km away.
Formula
km = ly × 9.461×10¹²Quick Examples
How to Use Light-Years to Kilometers
- 1Enter light-years
- 2View km (scientific notation)
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About Light-Years to Kilometers
Convert light-years to kilometers for astronomy and astrophysics. 1 light-year = 9.461 × 10¹² km — the distance light travels in one year. The nearest star, Proxima Centauri, is 4.24 light-years = 4.01 × 10¹³ km away.
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