Space scientist

Discusses the origins and behavior of cosmic debris, such as shooting stars, meteors, meteorites, and comets.

Describes the features, phases, eclipses, and exploration of the moon.

Describes the characteristics of different types of galaxies focusing on the Milky Way and its inhabitants, 100 billion stars.

Discusses light years, starbirth, double stars, supernovae, pulsars black holes, and other aspects of the stars.

Dicusses "our local star, " its characteristics, activities, origins, and some of its mysteries.

Surveys developments in manned and unmanned space exploration, from the launch of the Sputnik satellite in 1957 to space probes such as Pioneer and Voyager to possible future missions to the stars.

Examines the history, development, and operation of telescopes, where observatories are located, and some of the startling discoveries made by telescopes detecting radio, gamma, and ultraviolet waves.