Posin, Daniel Q. Life beyond our planet. New York, McGraw-Hill, 1962. 128 p.
Non-technical discussion of planets of Solar System, consideration of whether
life of any kind exists on them, and discussion of ways of communicating with
these or planets of other solar systems.
Rush, J ose!ii H. Life in the universe. In The dawn of life. Garden City, N. Y.,
Hanover House) 1957. p. 188-217.
Appraisal of the possibility of life ;in the solar planets and beyond the solar
systell".
Sagan, Carl and W. W. Kellogg. The terrestrial planets. In Goldberg, Leo, Armin
J. Deutsch, and David Layser, eds. Annual review of astronomy and
astrophysics. v. l. Pa!o Alto, Calif., Annual Reviews, Inc., 1963. p. 235-266.
Assessment of what we know and what we do not know about the nearer planets.
Sewall, Frank. Life on other planets ru; described by Swedenborg. Philadelphia,
Swedenborg Scientific Association, 1911. 20 p.
Discussion of Sw~denborg's descriJtion of planets in the solar system and their
inhabitants which he claimed to have visited by astral projection.
Shapley, Harlow. The probable environment on other planets. In Pirie, N. W.,
ed. The biology of space travel. London, the Institute of BiOfogy, 1961.
p. 107-ll6.
Discussion topics includes: ozone barriers, the lunar surface and atmosphere,
cosmochemistry--the local sampling, the Venus greenhouse and Martian
deserts, the origin of life as one step in cosmic evolution, and life on the
Lilliputian stars.
Space visitors: From which planets do they originate? Is there life: on them?
Newnes practical mechanics, v. 24, Jan. 1957: 203-204, 207~
Known information on the planetary atmospheres and physical conditions of the
planets is summarized for the purpose of establishing whether or not life
could be sustained on them. It is concluded that even the worst apparent
location as an abode of life cannot be dismissed as entirely impossible.
St1r1ghold, Hubertus. Planetary ecology (astrobiology), In Lectures in aerospace
medicine. Article 5. Brooks AFB, Tex., School of Aviation Medicine, 1960.
p. 1-27.
Chemistry of the planetary atmospheres in their present state is discussed,
including their origin and historical development.
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