Evening Shadows

  A high mesa in the Ganges Chasma region of  Mars casts long shadows in the evening sunlight. Actually part of a larger mesa structure rising out of the chasm, itself part of the giant Mariner Valley that slices across Mars, this marbled plateau (seen in contrast-enhancing false color) was photographed by the HiRISE camera…

Eye in the Sky

The Mars Reconnaissance Orbiter captured this photo of the Opportunity rover traversing the sand dunes of Meridiani Plain from its position in orbit, 172 miles away. The rover’s tracks can be seen extending away up and right in this image. (North is up.) Click the photo above to see the original cut shot. Opportunity is…