Extraterrestrial Civilizations
non-fiction by 以撒·艾西莫夫
Blurb
Extraterrestrial Civilizations is a book written by Isaac Asimov in 1979, wherein the probability of there being intelligent extraterrestrial civilizations within the Milky Way galaxy is estimated. This estimation is approached by progressively analyzing the requirements for life to exist.
First Published
1979
English
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Deutsch
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