Tag archive for ‘complete orbit of the earth’
By pak_adnews On Monday, February 29th, 2016
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Leap Year 2016: Why does February have 29 days every four years?

By Rozina Sabur A complete orbit of the earth around the sun takes exactly 365.2422 days to complete, but the Gregorian calendar uses 365 days. So leap seconds – and leap years – are added as means More...