how many month are required to travel one light year
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about 20000 years by today technology . we take 6 month to reach mars which 2nd nearest planet first is venus . and we will take 80000years to reach proxima Centauri . star system which is nearest from Earth .i.e.4light years
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It is a unit of length.1 ly=9.461×10^15m.
It depends on the speed of the object travelling.
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