From the #1 New York Times bestselling author of Astrophysics for People in a Hurry comes a fascinating guide to the most popular questions about the universe.In Neil de Grasse Tyson's delightful tour of the galaxies, his fictional character Merlin responds to popular astronomy questions asked by adults and children alike. Merlin, a visitor from Planet Omniscia in the Andromeda Galaxy, has been friends with many of the most important scientifi...
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