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On MarsThe following aspects of the planet Mars were assessed directly and indirectly by the Viking lander and Viking orbiter spacecraft: the atmosphere, craters, volcanoes, terrain, geology, and evolution. Descriptions of these aspects are included herein. It is concluded that though life is certainly not abundant on Mars, the possibility still exists that some form of life is extant there.
Document ID
19840027188
Acquisition Source
Headquarters
Document Type
Book Chapter
Authors
Edward Clinton Ezell (National Aeronautics and Space Administration Washington, United States)
Linda Neuman Ezell (National Aeronautics and Space Administration Washington, United States)
Date Acquired
August 12, 2013
Publication Date
January 1, 1984
Publication Information
Publication: On Mars: Exploration of the Red Planet, 1958-1978
Publisher: National Aeronautics and Space Administration
Subject Category
Lunar and Planetary Science and Exploration
Report/Patent Number
NASA-SP-4212
Accession Number
84N35259
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.
Technical Review
NASA Technical Management

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