}}'''Ceres''', formerly known as '''Asteroid 1 Ceres''', is the largest planetoid and the first identified object in the [[Asteroid Belt]], roughly one-fourth of the diameter of the [[Moon]]. Giuseppe Piazzi discovered it on January 1, 1801. Recently, in the wake of the [[Eris]]-[[Pluto]] controversy, the [[International Astronomical Union]] has declared that it is more than a mere asteroid and qualifies as a [[dwarf planet]]. | }}'''Ceres''', formerly known as '''Asteroid 1 Ceres''', is the largest planetoid and the first identified object in the [[Asteroid Belt]], roughly one-fourth of the diameter of the [[Moon]]. Giuseppe Piazzi discovered it on January 1, 1801. Recently, in the wake of the [[Eris]]-[[Pluto]] controversy, the [[International Astronomical Union]] has declared that it is more than a mere asteroid and qualifies as a [[dwarf planet]]. |