Cosmos book cover

Cosmos by Carl Sagan Summary

Cosmos
Carl Sagan
4.4 (156250 Reviews)
Science
History
Philosophy
Visão Geral
Pontos Principais
Autor
Perguntas Frequentes

Overview of Cosmos

Dive into the cosmos with Carl Sagan's groundbreaking bestseller that spent 70 weeks on the NYT list. This Hugo Award winner inspired countless scientists' careers and sold 5 million copies worldwide. What celestial mysteries await in the book that made science irresistibly accessible?

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Principais Lições

1

A Pale Blue Dot in an Ocean of Stars

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Look up on a clear night. Those pinpricks of light aren't just decorative fixtures in some celestial dome-they're suns, blazing furnaces scattered across distances so vast they make our earthly concerns seem almost comically small. Yet here's the paradox: understanding our cosmic insignificance doesn't diminish us. It elevates us. Because somehow, against all odds, the universe has arranged itself in such a way that hydrogen atoms-the simplest stuff of creation-have become conscious enough to contemplate their own existence. We are, quite literally, the universe looking back at itself. This journey begins at the shore of a cosmic ocean. We've barely wet our toes, but already the view is staggering. Our Milky Way contains 400 billion stars, each potentially surrounded by worlds in various stages of evolution. Beyond that? Billions of other galaxies, each with billions more stars. The numbers become meaningless, almost absurd. Yet within this incomprehensible vastness, one fact stands out: we exist. And if we exist here, on this particular world, what are the chances we're alone?

2

The Heike Crab and the Power of Selection

3

When the Cosmos Became Clockwork

4

Venus: A Cautionary Tale

5

The Martian Mirage and Viking's Ambiguous Answer

6

Io's Volcanoes and the Backbone of Night

7

Starstuff Contemplating Stars

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Cosmos não é apenas um livro — é uma masterclass em Science. Para ajudá-lo a absorver suas lições da maneira que funciona melhor para você, oferecemos cinco modos de aprendizado únicos. Seja você um pensador profundo, um aprendiz rápido ou um amante de histórias, há um modo projetado para seu estilo.

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@Raaaaaachelw
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@Matt, YC alum
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"Reading used to feel like a chore. Now it’s just part of my lifestyle."

@Erin, Investment Banking Associate , NYC
platform
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254
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"Feels effortless compared to reading. I’ve finished 6 books this month already."

@djmikemoore
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star
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"BeFreed turned my guilty doomscrolling into something that feels productive and inspiring."

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