MARS RECONNAISSANCE ORBITER HIRISE IMAGES October 1, 2008 o Unconformity in North Polar Layered Deposits http://hirise.lpl.arizona.edu/PSP_009390_2595 o Unnamed, Well-Preserved Crater South of Hypanis Valles http://hirise.lpl.arizona.edu/PSP_009393_1890 o Merging Lobate Debris Aprons of Deuteronilus Mensae http://hirise.lpl.arizona.edu/PSP_009535_2240 o Enigmatic Terrain in Hellas Basin http://hirise.lpl.arizona.edu/PSP_009548_1420 All of the HiRISE images are archived here: http://hirise.lpl.arizona.edu/ Information about the Mars Reconnaissance Orbiter is online at http://www.nasa.gov/mro. The mission is managed by NASA's Jet Propulsion Laboratory, a division of the California Institute of Technology, for the NASA Science Mission Directorate, Washington, D.C. Lockheed Martin Space Systems, of Denver, is the prime contractor and built the spacecraft. HiRISE is operated by t he University of Arizona. Ball Aerospace and Technologies Corp., of Boulder, Colo., built the HiRISE instrument.