About Cosmos: A SpaceTime Odyssey Season 1, Episode 7 : The Backbone of Night

Humans once thought the stars were campfires in the sky and the Milky Way "the backbone of night." In this fascinating segment, Dr. Sagan takes us back to ancient Greece, when the basic question "what are the stars?" was first asked. He visits the Brooklyn elementary school of his childhood, where this same question is still on students' minds. Guest Stars: Richard Gere, Piotr Michael, Marc Worden, Larry Cedar, Christopher Emerson, Stoney Emshwiller, Keythe Farley, Nick Jameson, Michael McConnohie, Enn Reitel,