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De-facing Mars

Article Abstract:

The release of the National Aeronautics and Space Administration of the official photos of the Cydonia site on the planet Mars failed to allay speculations that the Cydonia site is the 'conclusive' proof of alien civilization on Mars, as seen in the rising number of Web sites that claim the existence of such civilization.

Author: Pearlman, Robert
Publisher: National Space Society
Publication Name: Ad Astra
Subject: Astronomy
ISSN: 1041-102X
Year: 1998
Culture, Civilization

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Water erosion on Mars

Article Abstract:

Water-worn surface features of Mars suggest the planet may have once supported life. The Mariner 9 space probe detected channels so similar to terrestrial floods that scientists are reconsidering the possibility that liquid water may have been present on the planet's surface.

Author: Carr, Michael H.
Publisher: National Space Society
Publication Name: Ad Astra
Subject: Astronomy
ISSN: 1041-102X
Year: 1997
Observations, Life on other planets, Extraterrestrial life, United States. National Aeronautics and Space Administration. Project Mariner

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Mirror-machine to Mars?

Article Abstract:

A discussion is presented regarding the possibility of using a type of magnetic fusion rocket (MFR) that depends on a gasdynamic mirror (GDM). Such type of propulsion system is being considered for use on probes that will be sent on Mars.

Author: Kammash, Terry
Publisher: National Space Society
Publication Name: Ad Astra
Subject: Astronomy
ISSN: 1041-102X
Year: 1998
Space vehicles, Spacecraft engines

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Subjects list: Mars (Planet), Discovery and exploration
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