A star is 4.2 light years away from earth what do you mean by the statement also calculate the distance in kilometre
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It's the nearest distance between the star and earth.
1 light year= 6trillion miles
then, 4.2 light year= 24.12 trillion miles≈40 trillion km
1 light year= 6trillion miles
then, 4.2 light year= 24.12 trillion miles≈40 trillion km
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