In a Slump: Nasa Messenger Images Release Date 30 Sept 2011

Date acquired: July 05, 2011 Image Mission Elapsed Time (MET): 218374376 Image ID: 466668 Instrument: Narrow Angle Camera (NAC) of the Mercury Dual Imaging System (MDIS) Center Latitude: 66.48° Center Longitude: 153.2° E Resolution: 18 meters/pixel Incidence Angle: 66.4° Emission Angle: 2.5° Phase Angle: 68.9° Date Presented: September 29, 2011, at a NASA press briefing Of Interest:This high-resolution view shows a small, fresh 15-km-diameter impact crater (inset) at a high northern latitude on Mercury. Bright material is exposed on the upper part of the south-facing wall, and hollows are present on a section of the wall that has slumped partway down toward the floor.

Credit: NASA/Johns Hopkins University Applied Physics Laboratory/Carnegie Institution of Washington