comets

Explains what asteroids and comets are made of and where they come from, describes impacts with Earth, and discusses the history of scientific research into them.

As a young girl, budding astronomer Maria Mitchell dreams of searching the night sky and some day finding a new comet.

Identifies the parts of a comet, explains where comets come from, how they travel, and what they leave behind, and looks at some famous comets. Includes a word list.

Provides information about asteroids, comets, and meteoroids, explaining what they are, what they look like, and where they are located in the solar system, and reviewing the history of space discovery.

In 1756, as a deadly comet hurtles toward London, Dr. Sabian Blake and his fourteen-year-old housemaid, Agetta, struggle against dark forces that seek an ancient, powerful book in Blake's possession that would enable them to carry out an evil plan in which Agetta unknowingly plays a pivotal role.

Provides information about asteroids, comets, and meteorites, discussing the origins of the universe, the galaxies, and the solar system, looking at the creation of Earth, the moon, and the beginnings of life, and examining various aspects of meteors, meteorites, comets, and asteroids, and their effects on Earth and other planets.

Profiles the smaller, free-ranging bodies that circle the Sun, providing information on their origins, make-up, and the threat they pose to Earth.

Briefly discusses the composition and position of comets, asteroids, and meteors.

Presents information on the different types of celestial matter known as asteroids, comets, and meteors and on what scientists learned from the impact of a comet on the surface of Jupiter.

An easy-to-read introduction to the origins, composition, and orbits of comets and what happens when comet debris falls to the Earth.