The New Solar System

October 2006
Weekly Reader News - Senior;10/6/2006, Vol. 85 Issue 5, p6
The article presents information on the new solar system after Pluto was classified as a dwarf planet. Due to the development of powerful telescopes, the category of dwarf planets was created. Aside from Pluto, the other two space objects that were classified as dwarf planets were the asteroid Ceres and Xena, which orbits in the Kuiper Belt. Mercury has the fastest orbit of all the planets in the system.


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