John Francis McCauley G.A. Swann Thor Nels Vincent Karlstrom 1968 <p>This report presents a preliminary Lunar Exploration Plan (LEP) for the Marius Hills region of the Moon. The Marius Hills region is one of the six sites considered by the GLEP site selection group as a candidate for manned exploration using mobility systems allowing a radius of operation of at least 5 km. The 3-day mission considered for the Marius Hills region is based on the use of one lunar roving vehicle (LRV) and two lunar flying units (LFU's) and allows for four extravehicular activities (EVA's) of 3 hours each.</p> application/pdf 10.3133/ofr68155 en U.S. Geological Survey Preliminary lunar exploration plan of the Marius Hills region of the moon reports