Approx 1980 years.
Neptune's orbit takes 125 years to get around the sun.
Neptune takes 164.79 Earth years to orbit the sun once.
It took twelve years to get from earth to neptune.
None in our solar system, Neptune is closest at 165 years for one orbit.
It take 164 Earth years for Neptune to orbit around the sun once.
Nobody actually knows how long it took for Neptune to form because it is so far away. We can not take samples to test how old the rocks are either because our equipmen can't make it through the methane atmosphere.
164.79132 years. 163.7 Earth years. It is hard to be precise would be about 60,148 days, which is 164 years and about 9 and a half months.Neptune takes 164.79 earth years to orbit once around our sun.
It takes Neptune about 165 Earth years to orbit the Sun. So the answer to this question would be 0 times, in an Earth year.
Pluto takes about 248 years to orbit the sun and for about 20 years of that, it passes inside Neptune's orbit. This last happened between 1979 and 1999.
Neptune's orbit is close to 164 years.
One year on Neptune is 164.79 earth years. So, a decade would be ten times as much, or 1647.9 earth years.
Pluto's orbit sometimes carries inside the orbit of Neptune. One time, Pluto was stuck in Neptune's orbit for around 20 years.