A light-year is a measure of distance, how far light travels in one year,(5874841440000 miles). A light-year is a measure of distance, how far light travels in one year,(5874841440000 miles). A light-year is a measure of distance, how far light travels in one year,(5874841440000 miles). A light-year is a measure of distance, how far light travels in one year,(5874841440000 miles). A light-year is a measure of distance, how far light travels in one year,(5874841440000 miles). A light-year is a measure of distance, how far light travels in one year,(5874841440000 miles). A light-year is a measure of distance, how far light travels in one year,(5874841440000 miles). A light-year is a measure of distance, how far light travels in one year,(5874841440000 miles).
