Michael Abrams, Jet Propulsion Lab, Pasadena, CA, United States, Bjorn T Eng, NASA Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA, United States, Gary N Geller, NASA Jet Propulsion Laboratory, Pasadena, CA, United States, Michael S Ramsey, University of Pittsburgh, Department of Geology and Environmental Science, Pittsburgh, PA, United States, Masaru Fujita, Japan Space Systems, Tokyo, Japan and Koki Iwao, AIST, Tsukuba, Japan