Comets
By: by Franklyn M. Branley ; illustrated by Giulio Maestro
Contributors: Maestro, Giulio
Edition: Updated ed
Series: Let's-read-and-find-out science book
Publisher: HarperCollins
Published: 1987
Place of publication: New York
Language: eng
Number of pages: 32
Subjects: Comets -- Juvenile literature; Halley's comet -- Juvenile literature
Description: Explains what comets are, how they are formed, and how their unusual orbits bring them into earth's view at predictable intervals, with a special focus on Halley's comet