Originally considered a planet, then an asteroid, and now a dwarf planet, Ceres is the largest body in the asteroid belt.
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1 Ceres - Wikipedia
Article describes discovery, history and status, and physical and orbital characteristics.
Astronomy Picture of the Day
Hubble Space Telescope picture of Ceres, with links to other resources.
Largest Asteroid May Be Mini Planet
HubbleSite press release describes possible water ice and differentiation of material which may affect classification. (September 07, 2005)
Last update:January 2, 2007 at 17:57:05 UTC