Convert Light Seconds to Astronomical Units
Enter the number of light seconds to convert into astronomical units. Easy light seconds to AU conversion.From
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1 Light Second ≈
0.0020039888 Astronomical Units
result rounded
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Light Seconds
A light second is the distance that light travels in one second. It is exactly 299,792.458 kilometers or about 186,000 miles.
Astronomical Units
An astronomical unit is the average distance between the Earth and the Sun. Estimates of this distance have varied over time. It is now defined as exactly 149,597,870.7 kilometers.