HiRISE: High Resolution Imaging Science Experiment http://uahirise.org Weekly image updates from the HiRISE Camera onboard the Mars Reconnaissance Orbiter en-us webmaster@pirl.lpl.arizona.edu (The Folks at HiRISE) Wed, 3 Feb 2010 13:00:00 MST Central Uplifted Region of Crater in Phlegra Dorsahttp://hirise.lpl.arizona.edu/PSP_010888_2030Because the central uplifts of complex craters expose rocks and materials that originated deep below the surface, researchers can use these regions as possible "windows" to view the rocks beneath the surface.Mojave Crater Floor and Central Uplifthttp://hirise.lpl.arizona.edu/PSP_002101_1875A portion of the central uplift structure in Mojave Crater, which are a typical feature of large impact craters on Earth.Frost Patch and Dunes in a Northern Hemisphere Craterhttp://hirise.lpl.arizona.edu/PSP_001700_2505The frost patch visible here has been stable since the 1970 Viking landing-era.Layered Deposits in Terby Craterhttp://hirise.lpl.arizona.edu/PSP_001662_1520Terby hosts a very impressive sequence of predominantly light-toned layered deposits, up to 2.5 km thick.Frost-Covered Dunes in the North Polar Regionhttp://hirise.lpl.arizona.edu/PSP_001660_2570Ripples on the dunes show that the wind patterns that formed them are complex. HiFlyers http://uahirise.org/hiflyers.php Updated 11x17 PDF posters for 3 February 2010. HiClip: Mars, Toujours http://uahirise.org/media New scroll clip for the 3 February 2010 weekly release.