A fully illustrated guide to how we think the universe started and how it works Extensive descriptions of galaxies, stars, planets and their moons, asteroids, meteors, and comets A look at the expanding universe, its future, and the implications for our planetA fully illustrated guide to how we think the universe started and how it works Extensive descriptions of galaxies, stars, planets and their moons, asteroids, meteors, and comets A look at the expanding universe, its future, and the implications for our planet
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