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What are facts about lightyears?

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Anonymous

14y ago
Updated: 9/17/2019

A light year is a measurement of distance, not of time.

It is the distance light travels in one year. Light is used to measure distance since it is the fastest thing in the Universe.

A light-year equals about 9.46053 x 1012 km (or 5.878 x 1012 miles).

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Wiki User

15y ago

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