Question

what is light year?​

Answer 1

Answer:

The light year is the unit of length used to express astronomical distances and measures about 9.46 trillion miles.

Answer 2

Answer:

Hey mate here is your answer...

The light year is a unit of length used to express astronomical distance and measure about 9.46 trillion kilometres or 5.88 trillion miles . As defined by the international Astronomical union , a light year is the distance that light travels in vaccum in one Julian year.

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