01170cam a2200325 4500 68917604 TxAuBib 20070125120000.0 ||||||s2003||||||||||||||||||||||||eng|u 20-02008520 9780766019546 0766019543 DLC TxAuBib Cole, Michael D. Comets and asteroids : ice and rocks in space / Michael D. Cole. Berkeley Heights, NJ : Enslow Publishers, 2003. 48 p. : ill. (some col.) Countdown to space 8.2. Includes bibliographical references (p. 47) and index. Explores what comets and asteroids are, how scientists have studied them throughout history, and the effects of space debris on the Earth when it enters our atmosphere. Accelerated Reader MG 8.2 1.0 69620. 20070125. Asteroids Juvenile literature. Asteroids. Comets Juvenile literature. Comets. 24 cm. Countdown to space.