A voyage to see how star patterns change over millions of years; journey to the planets of other stars; time travel.
Carl Sagan and Ted Turner discuss the future's problems and challenges.
Warnings for the future embody the ideas of cosmic evolution, scientific approach and our species' limitations.
Seeking answers about alien intelligence from Egypt's ancient hieroglyphics and the largest radio telescope on Earth.
Searching for the essence of intelligence, Carl Sagan observes humpback whales and the human brain and nervous system.
Carl Sagan compares scientific theory with Hindu beliefs in a review of the vastness and origin of the universe.
A discussion of molecules, atoms and subatomic particles includes the development and eventual collapse of stars.
Theories of the stars includes a review of the omnipresent constellations and man's attempts to organize the heavens.
The excitement of Voyager's expeditions to Jupiter and Saturn; exhilaration of 17th Century Dutch explorers who ventured in sailing ships halfway around our own planet.
Dr. Sagan explores Mars on a never-before-seen look at the red planet.
Exploring the atmosphere of Venus; its broiling surface serves as a prophetic warning for our world.
The life of Johannes Kepler, the last scientific astrologer, the first modern astronomer, and the author of the first science fiction novel.
Carl Sagan seeks the origins of life, examining evolution, natural selection, organic chemistry and DNA replication.
Aboard a simulated spaceship of imagination, Carl Sagan explores quasars, galaxies, star clusters and pulsars.