Asteroids /
Samantha Bonar.
- New York : Franklin Watts, c1999.
- 63 p. : ill. (some col.) ; 25 cm.
- Watts library .
Includes bibliographical references (p. 56-57) and index.
Describes the location and content of the asteroid belt, the formation and composition of asteroids, and the history of collisions between asteroids and the earth.