outer space

Describes the physical characteristics of the moons in our solar system and the processes and space craft used to gather information about them.

Surveys the history of the National Aeronautics and Space Administration, describing the major space craft and missions launched.

Describes various objects in the universe, where they are located, and how we measure and observe them from earth and with spacecraft.

Examines past and present efforts to explore outer space and speculates about future exploration.

Traces the history of discovery in the field of space exploration, highlighting major inventions from the rocket in 1232 to the space telescope in 1990, and includes a time line and a glossary.

A chronological presentation of the launching of satellites for observation of the solar system and deep space, with a discussion of what we have learned from such satellites.

Examines the characteristics of the planets and other heavenly bodies in our solar system.

Traces the development of our knowledge of Mercury's orbit, surface features, and atmosphere from the third century B.C. to the present.

Contains nearly 50 space-related activities. Each project centers on a different scientific theme, such as the greenhouse effect on Venus and the birth and death of stars.

Riddles about the sun, stars, moon, planets, and space travel.