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
Presents information on Venus, including its volcanoes, arachnoids, and pancake domes, as studied by U.S. and Soviet spacecraft, including a presentation of "Venus Quick Facts"
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