Light Years to Kilometers - Convert light year to km

Light Years (light year) Conversion

A light year is a unit of length used in astronomy to express the distance that light travels in a vacuum for one year of time. One light year is approximately 5.880 trillion miles and equals exactly 9460730472580.8 kilometers or 9460730472580800 meters.

Kilometers (km) Conversion

A kilometer is a metric unit of length or distance which equals exactly 1000 meters and about 0.62137119 mile, 1093.6133 yards, or 3280.8399 feet. It is an official measurement which signifies geographical distances in most of the world except for the United States (they use the mile). Even huge distances to the farthest galaxies are expressed in kilometers, not in higher multiples of the meter.