Ceres: The Facts

• Discovered: January 1,1801 by Giuseppe Piazzi of Italy (first asteroid/dwarf planet discovered)
• Size: 975 by 909 kilometers (606 by 565 miles)
• Shape: Spheroid
• Rotation: Once every 9 hours, 4.5 minutes

unknown,http://www.nasa.gov/mission_pages/dawn/launch/index.html

Above, Dawn taking off.