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How many miles in 5 lightyears? Convert 5 lightyears to miles with our accurate calculator. Get instant, precise results for all your conversion needs.
Conversion Formula
1 ly = 5.879e+12 mimile = lightyear × 5878792849757.4160165 × 5878792849757.416016 = 29393964248787.085 lightyear = 29393964248787.08 mile
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A light-year is the distance that light travels in a vacuum in one Julian year (365.25 days). It's approximately 5.88 trillion miles.
5 light-years is equal to 29,393,964,248,787.0820 miles.
Astronomers use light-years because the distances in space are so immense that using miles would result in extremely large and cumbersome numbers.
No, a light-year is a unit of distance, representing the distance light travels in one year.
Explore the most popular unit conversions across different measurement systems - metric, imperial, and more.