Updated: 22 MAY 2013 

Ice in a Chlorite-Bearing Escarpment in Northwest HellasIce in a Chlorite-Bearing Escarpment in Northwest Hellas
The image was captured at the beginning of southern spring, at a time period when south-facing escarpments still retain ices deposited during the winter.
How Did the Mound in Gale Crater Form?How Did the Mound in Gale Crater Form?
Scientists have been wondering about the origin of the central mound in Gale Crater since before Curiosity landed nearby.
Ridges and a Valley with Flow FrontsRidges and a Valley with Flow Fronts
In this observation, we see heavily cratered terrain with deposits that record Martian geologic history and stratigraphy.
Eastern Valles Marineris Bedrock Stratigraphy and Falling DunesEastern Valles Marineris Bedrock Stratigraphy and Falling Dunes
As with all dunes, wind regime, sediment supply, topography, and climate are all important factors in where dunes form and persist.

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