An asteroid is a small, rocky body that orbits the Sun but is too small to be classified as a planet.

The main belt of asteroids is located between the orbits of Mars and Jupiter.

Ceres is the largest asteroid in the solar system, with a diameter of approximately 950 kilometers.

Most asteroids are composed of rock and metal, with some containing minerals such as iron, nickel, and magnesium.

Eros is an asteroid known for its unusual shape, resembling a dog bone.

A near-Earth asteroid is a small asteroid that has been ejected from the main belt and is now in an orbit that crosses the path of Earth.

Eros was the target of the NEAR Shoemaker mission, the first spacecraft to orbit and land on an asteroid.

An asteroid family is a group of asteroids that share similar orbital characteristics and are thought to have a common origin.

Ida is an asteroid known for its two small moons, Dactyl and Ida.

A quasi-satellite is a small asteroid that is temporarily captured by the gravitational pull of a planet.

Ceres is an asteroid known for its unusual composition, containing a significant amount of water ice.

A Trojan asteroid is a group of asteroids that are located at the Lagrange points of a planet.

Gaspra is an asteroid known for its elongated shape and rapid rotation.

A Mars-crossing asteroid is a small asteroid that is ejected from the main belt and enters an orbit that crosses the path of Mars.

Phobos is an asteroid known for its distinctive surface features, including a large crater and a series of parallel grooves.