It includes content from Sagan's book Comet and discussion of his theory of nuclear winter; this material was not used in subsequent television or home video releases. The popularity of Sagan's Cosmos has been referenced in arguments supporting increased space exploration spending. Although Project Orion was discontinued as a result of nuclear disarmament treaties, Project Daedalus pioneered the idea of using nuclear fusion rather than fission for a viable interstellar spacecraft. Sagan discusses comets and asteroids as planetary impactors, giving recent examples of the Tunguska event and a lunar impact described by Canterbury monks in 1178.

Shortly after release, Cosmos became the best-selling science book ever published in the English language, [10] [11] [12] [13] and was the first science book to sell more than half a million copies. You can change your choices at any time by visiting Cookie preferences, as described in the Cookie notice. He's the perfect narrator for untangling complicated scientific subjects as well as highlighting their moments of majesty.

Like ‘The Naked Ape’, ‘ A Brief History of Time’ or ‘Life on Earth’, this is a must read piece of popular science. Cornell News Service characterized it as "an overview of how science and civilization grew up together.

The content is more up to date but many still prefer the older Sagan version with less reliance on CGI.

On many topics, the book encompasses a more concise, refined presentation of previous ideas about which Sagan had written. Throughout the 13 hours of the series, many tracks from several 1970s albums are used, such as Albedo 0. Resources will be shared, the environment protected, and scientific progress would lead the way toward a better life for all. Their discoveries are compared to the Voyager probes' discoveries among the Jovian and Saturn systems. This is one of the greatest books ever written, by on of the best minds, but we all know that; half of this audiobook the speakers are just talking about how great this book is; and what they are planning to add in the book.