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Fig. 17.8 Mars rover model
sitting on a layer of white sand on
a dark red substrate. The dark
substrate is visible (arrows)
where wind scour in the lee of the
rover wheels has removed sand.
Photo courtesy of R. Sullivan
Fig. 17.9 An Atlas booster is
introduced through the massive
steel door (slid to the right) into
the large airtight building which
can be pumped down to vacuum
or Mars pressures. The Marswit
facility (Fig. 17.10 ) was installed
in this building. Image: NASA
 
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