Closeup on a Cerberus fossa

Closeup on a Cerberus fossa
Closeup on a Cerberus fossa This closeup stereo view of one of the many troughs that make up the Cerberus Fossae on Mars comes from the Context Camera on Mars Reconnaissance Orbiter. Use red-blue glasses to get the 3D effect. The image is about 14 kilometers wide; the main trunk of the trough is roughly 500 meters across. NASA / JPL-Caltech / MSSS