sanaya26
A unit of astronomical distance equivalent to the distance that light travels in one year, which is 9.4607 × 1012 km (nearly 6 million million miles).
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Sunandit
The distance travelled by light in one year is called light year. 1 light year = 365.25×24×60×60×3×10^8 m.
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1 light year = 365.25×24×60×60×3×10^8 m.