comets

Explores the fascinating realm of comets answering questions raised by their appearance and delving into the superstitions surrounding them.

Describes the origins, characteristics, and behavior of comets, meteors, and the largest of the space rocks, asteroids.

A comprehensive look at comets, from man's earliest observations of "hairy stars," to recent sightings of Comet Shoemaker-Levy 9 and Halle-Bopp, to future space missions to study comets in the outer solar system.

Provides information about the origins, composition, and appearances of comets, meteors, and asteroids.

Discusses asteroids, comets, and meteorites, explaining where they come from, how they were formed, and what effect these voyagers from space have when they streak past the Earth or plummet to its surface.

Explores the relationship between the Sun and the smaller celestial bodies including asteroids, meteorites, and comets, and examines their role in the solar system.

Answers a variety of questions about comets including what they are, where they come from, and where they go using cartoons and photographs to illustrate ideas.

Introduction to meteorites, comets, and asteroids and includes a fictional short story about a collision between Earth and a comet.

Describes the discovery of Halley's comet and the research carried out around the world when the comet returned in 1986.