Describes the adventures of the seventeenth-century English explorer, from his search for a short route from Europe to the Orient to his mysterious disappearance after members of his crew mutinied

Examines the many facets and puzzles of our Moon, including its phases and eclipses, its early discoveries and modern exploration, and its possible origins and future prospects

Describes the characteristics of the fourth planet from the sun, the only one whose surface can be seen in any detail from the earth

Explores the sky and how to detect various constellations

Describes the characteristics of the seventh planet from the sun as revealed in the information sent back by Voyager 2

Discusses the origins, physical makeup, and relationship to earth of the huge star called the sun

Describes the characteristics and movements of the planet Neptune and how we found out about it

Explains why the moon changes from crescent to full moon every twenty-nine and one-half days

A brief discussion of 102 basic chemical elements introduces a more detailed account of the structure, forms, and uses of the most common elements