There is a very clear difference between the red side and the blue side. Sojourner operators have intentionally spun the wheels of the small vehicle to churn up the soil. Scientists then analyzed how the dirt slumps to determine its texture. There appears to be the remains of a puddle. There isn't any place on Earth that is this dry.
Pictures do show clouds, probably from water, in the skies over the site.
Each Martian dawn sky photographed by Pathfinder has included thin copper-colored wisps that Smith said are clouds of water vapor. We welcome your feedback. All rights reserved.