164 years and 288 days.
165 earth years.
cause its fat
about 5 years
It takes Neptune 165 years to take a full rotatation around the sun.
it take Triton about 6 days to orbit Neptune
It takes Neptune about 164.8 Earth years to complete one orbit around the Sun.
something ,288 years, but not sure...
Well, I live on Neptune, so our year is like 165 Earth years. I'll never have a birthday. -.-
Neptune takes the longest because it is the 8th planet so it takes longer to get to the sun and because it is so big
it takes 0.6713 days ( 16hrs 6mins 13sec )
A year.
It takes 365 1/4 days to revolve around earth.