2 Pallas - The 2nd largest asteroid and second asteroid discovered, by H. Olbers in 1802. 3 Juno - The 3rd asteroid discovered, by K. Harding in 1804. 4 Vesta - The 3rd largest asteroid, Vesta appears to have a basaltic crust overlying an olivine mantle, indicating differentiation has occurred.
nssdc.gsfc.nasa.gov/planetary/factsheet/asteroidfact.ht... nssdc.gsfc.nasa.gov/planetary/factsheet/asteroidfact.html
Hubble gets a new look at the largest known asteroid. ... The largest known asteroid could contain more fresh water than Earth and looks like our planet in other ways, according to a new study that further blurs the line between planets and large space rocks.
www.space.com/scienceastronomy/050907_ceres_planet.html
List of notable asteroids - Wikipedia, the free encyclopedia
The following is a collection of lists of notable asteroids in the Solar System, including minor planets inside the orbit of Neptune. For a complete list of all minor planets in sequential numerical o...
en.wikipedia.org/wiki/List_of_notable_asteroids
Ceres, the largest asteroid, only acounts for one third of the material in its orbit;
http://en.wikipedia.org/wiki/Definition_of_planets
The largest asteroid is called Ceres. It is about one-quarter the size of the moon and orbits the sun between Mars and Jupiter in a region called the asteroid belt. Unlike most asteroids, Ceres is spherical in shape.
coolcosmos.ipac.caltech.edu/cosmic_kids/AskKids/ceres.s... coolcosmos.ipac.caltech.edu/cosmic_kids/AskKids/ceres.shtml
Observations of 1 Ceres, the largest known asteroid, have revealed that the object may be a "mini planet," and may contain large amounts of pure water ice beneath its surface. ... Besides being the largest asteroid, Ceres also was the first asteroid to be discovered. Sicilian astronomer Father Giuseppe Piazzi spotted...
hubblesite.org/newscenter/archive/releases/2005/27/text... hubblesite.org/newscenter/archive/releases/2005/27/text/
September 7, 2005: Observations of Ceres, the largest known asteroid, have revealed that the object may be a "mini planet," sharing many characteristics of the rocky, terrestrial planets like Earth. Ceres' mantle, which wraps around the asteroid's core, may even be composed of water ice.
hubblesite.org/newscenter/archive/releases/2005/27/
Overview of current scientific knowledge of asteroids. ... The largest asteroid by far is 1 Ceres. It is 974 km in diameter and contains about 25% of the mass of all the asteroids combined. The next largest are 2 Pallas, 4 Vesta and 10 Hygiea which are between 400 and 525 km in diameter.
www.nineplanets.org/asteroids.html www.nineplanets.org/asteroids.html
Observations of 1 Ceres, the largest known asteroid, have revealed that the object may be a "mini planet," and may contain large amounts of pure water ice beneath its surface. The observations by NASA's Hubble Space Telescope also show that Ceres shares characteristics of the rocky, terrestrial planets like Earth.
www.sciencedaily.com/releases/2005/09/050909073548.htm
Learn How Big Space Is With KidsAstronomy.com ... On August 23, 2001 Astronomers announced the discovery of a new asteroid. The new asteroid is even bigger than Ceres, which for over two hundred years had been thought to be the largest asteroid in the Solar System.
www.kidsastronomy.com/asteroid.htm www.kidsastronomy.com/asteroid.htm