Dark Cosmos: In Search of Our Universe's Missing Mass and Energy
by Dan Hooper
ISBN 13: 9780061130328
Format: Hardcover (240 pages) Publisher: Smithsonian Books (DC) Published: Dec 2006
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At the Edge of Time: Exploring the Mysteries of Our Universe’s First Seconds: 31 (Science Essentials, 31)
ISBN 13: 9780691206424
Format: Paperback (248 pages) Publisher: Princeton University Press Published: 11 May 2021