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Official YouTube Channel for the works of celebrated scientist and astronomer Carl Sagan.
carl-sagan
Official YouTube Channel for the works of celebrated scientist and astronomer Carl Sagan.
Carl Sagan
carl-sagan-pale-blue-dot
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# Space and Time

Carl Sagan | Pale Blue Dot

carl-sagan carl-sagan 29 years ago
carl-sagan-and-stephen-hawking-god-the-universe-and-everything-else-1988
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# Space and Time

Carl Sagan & Hawking - God, The Universe & Everything Else (1988)

carl-sagan carl-sagan 35 years ago
ptolemys-almagest-model-of-the-universe-150-ad
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# Space and Time

Ptolemy's Almagest | Model of the Universe (150 AD)

carl-sagan carl-sagan 1873 years ago