Map of Early Mars’ River Systems

Image credit: J. Dickson.

This image shows a suite of fluvial ridges on Mars (at –67.64 °E, 43.37 °S).

Using data from the Context Camera aboard NASA’s Mars Reconnaissance Orbiter, planetary researchers have generated an 8-trillion-pixel global map of Mars and performed the first systematic global survey of Martian fluvial (river) ridges.

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Evidence of rivers in long-term action on Mars

Martian valley (Izola Mensa in the northwestern rim of the Hellas Basin) where first evidence of rivers in long-term action has been found.

Researchers discover evidence of ancient rivers on Mars