Convert 18 Miles to Light Years
How far is 18 miles? How long is 18 miles in light years? 18 mi to ly conversion.
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18 Miles ≈
0.0000000000030619403 Light Years
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Result in Plain English
18 miles is equal to about 3.06 trillionths of a light year.
In Scientific Notation
18 miles
= 1.8 x 101 miles
≈ 3.06194 x 10-12 light years
Miles
A mile is a unit of distance equal to 5,280 feet or exactly 1.609344 kilometers. It is commonly used to measure the distance between places in the United States and United Kingdom.
Light Years
A light year is the distance that light travels in one year. The year used by the International Astronomical Union is 365.25 days. A light year is defined as exactly 9,460,730,472,580.8 kilometers.