"Morphology and Composition of the Surface of Mars: Mars Odyssey THEMIS Results" PDF | "NAU researchers find possible caves on Mars" |
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"Exposed subsurface ice sheets in the Martian mid-latitudes" | "APS X-rays reveal secrets of Mars' core" |
Easton, Maryland: Lunar and Planetary Institute.
26"Mars: The Planet that Lost an Ocean's Worth of Water" | "Abundance and Isotopic Composition of Gases in the Martian Atmosphere from the Curiosity Rover" |
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"Radar evidence of subglacial liquid water on Mars" PDF | "Viking and the Resources of Mars" PDF |
Unfortunately, these Soviet ships were not reprogrammable, as was the case with Mariner 9, and rather than wait out the huge, planet-wide dust storm, they proceeded to follow their programming right on schedule.
27"NASA News Conference: Evidence of Liquid Water on Today's Mars" | Moorhead, Althea; Wiegert, Paul A |
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"Researchers find possible caves on Mars" | Mars: an introduction to its interior, surface and atmosphere |
The Planet Mars: A History of Observation and Discovery.
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