Are We Alone?: The Possibility of Extraterrestrial Civilizations

Are We Alone?: The Possibility of Extraterrestrial Civilizations image
ISBN-10:

0684178427

ISBN-13:

9780684178424

Released: Feb 01, 1983
Format: Paperback, 262 pages
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Description:

Two scientists, chronicling past and current research concerning extraterrestrials, calculate the possibility of life in outer space and consider the chances that earthlings may be the first space colonists











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