Astronomer Carl Sagan leads us on an engaging guided tour of the various elements and cosmological theories of the universe.
Runtime: 780
Starts: Carl Sagan, JaromÃr HanzlÃk, Jonathan Fahn, Bob Hevelone, Arthur 'Lonne' Lane, Jean Charney, Bill Grant, Ronald A. Hilbert, Larry Soderblom, Alan Belod, Cecilia White, Victor C. John, Bill Grant, Linda Morabito