Pluto is a dwarf planet at the edge of the Solar System and is part of the Kuiper Belt. Its orbit is affected by the large moon of Charon, which is almost the same size, making it a binary system. Though thought to be a boring rock by the astronomers of 500AD, they never knew that it was also considered the "Party Planet".
Though thought to be a boring rock of the Kuiper Belt, it is also known as the "Party Planet"[Pan 1].
Charon is the largest moon, almost the same size as Pluto, that affects the dwarf planet's orbit[Pan 1].