Light year is used for measuring distance but Earth year is unit of time. Relating them will be like adding monkeys to donkeys.

Earth Years measure time. Light years measure distance. They cannot be compared like that since they measure two completely different things.

A light year is not measured in time it is measured in distance. One light year equals 5.9 quadrillion miles.

When we look up at the night sky and see a beautiful array of stars, we can't help but notice that the stars appear to sparkle, or twinkle. But why does this happen? Stars are actually suns which are very far away, and, like our sun, they are giving off a great deal of light. … Read more