Denise Buckner, Blue Marble Space Institute of Science, Seattle, WA, United States, Mary Beth Wilhelm, NASA Ames Research Center, Moffett Field, CA, United States, Michael Gaffey, University of North Dakota, Grand Forks, ND, United States, Antonio J. Ricco, NASA Ames Research Center, Moffett Field, United States and Margaret Abraham, Aerospace Corporation Pasadena, Pasadena, United States