The Sun - and of course our entire Solar System - takes an estimated 240 million years to go once around the center of the Milky Way.
243
.72 light years
365 Days,(1 year)
365 days so 1 year
The planet earth makes one revolution about it's axis in relation to the sun once a day (24 hours).
It takes the earth 365.25(1 year) days to complete 1 revolution!
It takes Earth approximately 365.25 days to complete one revolution around the Sun, which creates the basis for our calendar year.
1 year
365.23 days (rounded)
Its revolution around the sun [1 complete revolution around the sun = 1 year]
1 year
1 day