Genres: Documentary

Keywords: tmdb.nuclear-war, tmdb.greenhouse-effect, tmdb.space-travel, tmdb.exploration, tmdb.astronomer, tmdb.universe, tmdb.evolution + 124 more, tmdb.astronomy, tmdb.solar-system, tmdb.humanity, tmdb.cosmic-calendar, mdblist.imdb-tv-mini-series, imdb.scientific-philosophy, imdb.lightyear, imdb.unidentified-flying-object, imdb.venus, imdb.earth-the-planet, imdb.jupiter-the-planet, imdb.mars-the-planet, imdb.mercury-the-planet, imdb.neptune-the-planet, imdb.pluto-the-planet, imdb.saturn-the-planet, imdb.uranus-the-planet, imdb.tv-mini-series, imdb.star, imdb.library-of-alexandria, imdb.starship, imdb.human-condition, imdb.knowledge, imdb.rationality, imdb.thought, imdb.belief, imdb.world-history, imdb.scientific-method, imdb.virtual-set, imdb.chroma-key, imdb.deoxyribonucleic-acid, imdb.science-and-technology-documentary, imdb.little-person, imdb.educational, imdb.1980s, imdb.life, imdb.astronomer, imdb.universe, imdb.exploration, imdb.library, imdb.greenhouse-effect, imdb.investigation, imdb.culture, imdb.humanity, imdb.religion, imdb.literature, imdb.art, imdb.philosophy, imdb.science-history, imdb.scientist, imdb.space-travel, imdb.outer-space, imdb.whaling, imdb.wormhole, imdb.whale, awards.emmy-award-winner, awards.emmy-award-nominated, imdb.viking-probes, imdb.tunguska, imdb.time-travel, imdb.time-dilation, imdb.theory-of-relativity, imdb.thales, imdb.supernova, imdb.sun, imdb.spanish-conquest, imdb.spaceship, imdb.solar-system, imdb.satellite, imdb.red-shift, imdb.radioactivity, imdb.quasar, imdb.pythagoras, imdb.pyramid, imdb.pulsars, imdb.proton, imdb.periodic-table, imdb.nuclear-weapon, imdb.nuclear-war, imdb.neutron, imdb.neutron-star, imdb.natural-selection, imdb.myths-of-creation, imdb.moon, imdb.molecule, imdb.milton-humason, imdb.milky-way, imdb.kepler-s-laws, imdb.ion, imdb.inonian-philosophers, imdb.infinity, imdb.hypatia, imdb.human-brain, imdb.gravity, imdb.galaxy-collision, imdb.evolution, imdb.erathostenes, imdb.empedocles, imdb.electron, imdb.doppler-effect, imdb.crater, imdb.cosmic-ray, imdb.cosmic-calendar, imdb.computer, imdb.comet, imdb.cambrian-explosion, imdb.brain-hemispheres, imdb.blue-shift, imdb.black-hole, imdb.big-bang, imdb.atomic-nucleus, imdb.astrology, imdb.asteroid, imdb.ancient-egypt, imdb.anaximander, imdb.alien-abduction, imdb.alexandria-egypt, imdb.planet, imdb.science, imdb.astronomy, imdb.cosmology, imdb.multiverse, tmdb.scientist, tmdb.science

Production Companies: KCET, Carl Sagan Productions

Network: PBS

Country: United States
Languages: English