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How many kilometers in 0.5 lightyears? Convert 0.5 lightyears to kilometers with our accurate calculator. Get instant, precise results for all your conversion needs.
Conversion Formula
1 ly = 9.461e+12 kmkilometer = lightyear × 94610000000000.5 × 9461000000000 = 4730500000000.000.5 lightyear = 4730500000000.00 kilometer
0.5 light-year is equal to 4,730,500,000,000 kilometers.
That's the distance light travels in half a year, a common way to measure distances to stars relatively close to us.
A light-year is a measure of distance, specifically the distance light travels in one year.
Astronomers use light-years because the distances in space are incredibly vast, and light-years provide a more manageable and understandable scale than kilometers.