# Which Planet Takes the Longest to Orbit the Sun?

Pluto, a dwarf planet, takes the longest time to revolve around the sun. Pluto takes 247.7 years to revolve around the sun. Neptune, which is the eighth planet in order from the sun, takes 164. 81 earth years to revolve around the sun. Mercury takes the shortest time, 87.96 earth days, to revolve around the sun.
Q&A Related to "Which Planet Takes the Longest to Orbit the..."
 Mars take 687 days to orbit sun. http://wiki.answers.com/Q/Which_planet_takes_the_l...
 Pluto is the smallest planet-a ball of ice and rock takes http://www.chacha.com/question/which-planet-would-...
 I assume you mean *actual* planets? - Then Neptune. Neptune takes 164.79 years to complete one orbit. Including dwarf planets? - That would be Eris. Eris takes approximately 557 years http://answers.yahoo.com/question/index?qid=201005...
 If you still count Pluto as a planet, then it does. If I remember rightly it takes approx 248 years to orbit the sun. However, Pluto was declassified as a planet earlier this year http://uk.answers.yahoo.com/question/index?qid=200...
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