Simud Valles

Simud Valles

Close-up of the Simud Valles, as seen by HiRISE.
Coordinates	19.8°N 37.8°W / 19.8; -37.8

The Simud Valles are an ancient outflow channel system in the Oxia Palus quadrangle of Mars, located at 19.8° N and 37.8° W. They are 945 km long and were named for the word for "Mars" in Sumerian. Note: Descriptor term changed to the plural (valles), and coordinates redefined 3/31/2008.

See also

• Geology of Mars
• HiRISE
• Outflow channels

Further reading

• Baker, V.R.; Carr, M.H.; Gulick, V.C.; Williams, C.R.; Marley, M.S. "Channels and Valley Networks". In Kieffer, H.H.; Jakosky, B.M.; Snyder, C.W.; Matthews, M.S. (eds.). Mars. Tucson, AZ: University of Arizona Press. {{cite book}}: Unknown parameter |last-author-amp= ignored (|name-list-style= suggested) (help)
• Carr, M.H. "Channels, Valleys and Gullies". The Surface of Mars. Cambridge University Press. ISBN 978-0-521-87201-0.