In Astronomy Facts & Fun, interviews, graphics and simple experiments present interesting facts about the stars and planets. The program also discusses the various tools scientists use to study the heavens—including star charts, observatories and computer imaging. Astronomers begin by answering some basic questions, such as “Why do stars twinkle?” and “How far apart are the planets in our solar system?” They also demonstrate some hands-on activities, including the recipe for making a comet in your own kitchen. An outdoor experiment illustrates the giant scale of the solar system and galaxy, while other segments discuss constellations, telescopes and the color of stars. Viewers tour Paolomar Observatory and meet the scientists who use its Hale Telescope to study the night sky. The program ends with a trip to the Challenger Learning Center in San Diego, where kids become astronauts for a day, working as a team and controlling a space launch. An exciting adjunct to Science units on stars, the solar system and astronomy which Guidance teachers can also use to investigate astronomy as a career choice.