Jon Jenkins, NASA Ames Research Center, Moffett Field, CA, United States, Peter Tenenbaum, SETI Institute Mountain View, Mountain View, CA, United States, Ian G Brosnan, NASA Ames Research Center, Earth Science Division, Moffett Field, CA, United States, Elizabeth Middleton, NASA Goddard Space Flight Cen., Greenbelt, MD, United States, Petya K Campell, NASA Goddard Space Flight Center, Greenbelt, MD, United States, Patrice G Cappelaere, ASRC Federal Technical Services, Ellicott City, MD, United States, Philip A Townsend, University of Wisconsin, Department of Forest and Wildlife Ecology, Madison, WI, United States and Charles E Miller, Jet Propulsion Lab, Pasadena, CA, United States