Ceres is the largest and most massive asteroid, with a diameter of 950 kilometers and a mass of 9.43e20 kilograms.

Vesta is the second largest and most massive asteroid, with a diameter of 525 kilometers and a mass of 2.63e20 kilograms.

Pallas is the third largest and most massive asteroid, with a diameter of 512 kilometers and a mass of 2.11e20 kilograms.

Hygiea is the fourth largest and most massive asteroid, with a diameter of 431 kilometers and a mass of 8.93e19 kilograms.

Juno is the fifth largest and most massive asteroid, with a diameter of 233 kilometers and a mass of 2.67e19 kilograms.

Ceres was the first asteroid to be discovered, on January 1, 1801, by Giuseppe Piazzi.

Pallas was the second asteroid to be discovered, on March 28, 1802, by Heinrich Wilhelm Olbers.

Juno was the third asteroid to be discovered, on September 1, 1804, by Karl Ludwig Harding.

Vesta was the fourth asteroid to be discovered, on March 29, 1807, by Heinrich Wilhelm Olbers.

Davida was the fifth asteroid to be discovered, on May 29, 1850, by Annibale de Gasparis.

C-type asteroids are the most common type, accounting for about 75% of all known asteroids.

S-type asteroids are the second most common type, accounting for about 17% of all known asteroids.

M-type asteroids are the third most common type, accounting for about 6% of all known asteroids.

V-type asteroids are the fourth most common type, accounting for about 2% of all known asteroids.

D-type asteroids are the fifth most common type, accounting for about 1% of all known asteroids.