GSA Annual Meeting in Indianapolis, Indiana, USA - 2018

MOORE, Jeffrey M., NASA Ames Research Center, Space Science Division, MS-245-3, Moffett Field, CA 95129, HOWARD, Alan D., Department of Environmental Sciences, University of Virginia, PO Box 400123, Charlottesville, VA 22904-4123, BARNHART, Charles, Environmental Sciences, Western Washington University, Bellingham, WA 98225, MCKINNON, William B., Washington University, Department of Earth and Planetary Sciences and McDonnell Center for the Space Sciences, One Brookings Drive, Saint Louis, MO 63130, MORGAN, Alexander M., Center for Earth and Planetary Studies, National Air and Space Museum, Smithsonian Institution, Washington, DC 20560, SCHENK, Paul M., Lunar and Planetary Institute, Houston, TX 77058, UMURHAN, Orkan M., NASA, Ames Research Center, M, Suite 100, Moffett Field, CA 94035; SETI Institute, 189 Bernardo Ave., Suite #200, Mountain View, CA 94035, WHITE, Oliver L., NASA Ames Research Center, Moffett Field, CA; SETI Institute, 189 Bernardo Ave., Suite #200, Mountain View, CA 94035, WILLIAMS, Rebecca M.E., Planetary Science Institute, 1700 East Fort Lowell, Suite 106, Tucson, AZ 85719 and WILSON, Sharon A., Smithsonian Institution

HOWARD, Alan D., Department of Environmental Sciences, University of Virginia, PO Box 400123, Charlottesville, VA 22904-4123, MOORE, Jeffrey M., NASA Ames Research Center, Space Science Division, MS-245-3, Moffett Field, CA 95129, PURDY, Sharon Wilson, Center for Earth and Planetary Studies, National Air and Space Museum, Smithsonian Institution, Washington, D. C, DC 20560, MORGAN, Alexander M., Center for Earth and Planetary Studies, National Air and Space Museum, Smithsonian Institution, 600 Independence Ave SW, Washington, DC 20560 and KITE, Edwin S., Dept. Geophysical Sciences, University of Chicago, 5734 S. Ellis Avenue Chicago, Chicago, IL 60637

MORGAN, Alexander M., Center for Earth and Planetary Studies, National Air and Space Museum, Smithsonian Institution, 600 Independence Ave SW, Washington, DC 20560, WILSON, Sharon A., Center for Earth and Planetary Studies, National Air and Space Museum, Smithsonian Institution, Independence Ave at 6th St, SW, Washington, DC 20560 and HOWARD, Alan D., Department of Environmental Sciences, University of Virginia, PO Box 400123, Charlottesville, VA 22904-4123

WILLIAMS, Rebecca M.E., Planetary Science Institute, 1700 East Fort Lowell, Suite 106, Tucson, AZ 85719, NELSON, William, Laboratory for Atmospheric and Space Physics, University of Colorado Boulder, Boulder, CO 80309; Laboratory for Atmospheric and Space Physics, University of Colorado, 392 UCB, Boulder, CO 80309, HYNEK, Brian M., Laboratory for Atmospheric and Space Physics, University of Colorado, 392 UCB, Boulder, CO 80309, DI ACHILLE, Gaetano, INAF - National Institute for Astrophysics, Astronomical Observatory of Abruzzo, Abruzzo, 64100, Italy and VAZ, David A., Centre for Earth and Space Research, University of Coimbra, Coimbra, 3040-004, Portugal; INAF - National Institute for Astrophysics, Astronomical Observatory of Abruzzo, Abruzzo, 64100, Italy

CRADDOCK, Robert A., Center for Earth and Planetary Studies, Smithsonian Institution, National Air and Space Museum, Washington, DC 20560

CRUMPLER, Larry S., New Mexico Museum of Natural History and Science, 1801 Mountain Road NW, Albuquerque, NM 87104, ARVIDSON, Raymond E., Earth and Planetary Sciences, Washington University in Saint Louis, 1 Brookings Drive, Saint Louis, MO 63130, FARRAND, William H., Space Science Institute, 4750 Walnut Street, #205, Boulder, CO 80301, GRANT, John A., Center for Earth and Planetary Studies, National Air and Space Museum, Smithsonian Institution, Independence Ave at 6th St. SW, Washington, DC 20560 and MITTLEFEHLDT, David W., Astromaterials Research Office, NASA, Johnson Space Center, mail code XI3, 2101 NASA Parkway, Houston, TX 77058

MITTLEFEHLDT, David W., Astromaterials Research Office, NASA, Johnson Space Center, mail code XI3, 2101 NASA Parkway, Houston, TX 77058, CRUMPLER, Larry S., New Mexico Museum of Natural History and Science, 1801 Mountain Road NW, Albuquerque, NM 87104, GRANT, John A., Center for Earth and Planetary Studies, National Air and Space Museum, Smithsonian Institution, Independence Ave at 6th St. SW, Washington, DC 20560, ARVIDSON, Raymond E., Earth and Planetary Sciences, Washington University in Saint Louis, 1 Brookings Drive, Saint Louis, MO 63130 and FARRAND, William H., Space Science Institute, 4750 Walnut Street, #205, Boulder, CO 80301

HANSEN, Candice J., Planetary Science Institute, Tucson, AZ 85719 and PORTYANKINA, Ganna, LASP, University of Colorado, Boulder, 80309

GRANT, John A.¹, GOLOMBEK, M.P.², WILSON, Sharon A.¹, FARLEY, Kenneth A.³, WILLIFORD, K.H.⁴, STACK, Kathryn M.² and CHEN, Al², (1)Center for Earth and Planetary Studies, National Air and Space Museum, Smithsonian Institution, Independence Ave at 6th St. SW, Washington, DC 20560, (2)Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA 91109, (3)Division of Geological and Planetary Sciences, California Institute of Technology, Mail Stop 100-23, Pasadena, CA 91125, (4)Jet Propulsion Laboratory, Pasadena, CA 91109

SCHENK, Paul M., Lunar and Planetary Institute, Houston, TX 77058 and MOORE, Jeffrey M., NASA Ames Research Center, Space Science Division, MS-245-3, Moffett Field, CA 95129

MCKINNON, William B.¹, SCHENK, P.M.², SINGER, K.N.³, BEYER, R.A.⁴, SPENCER, J.R.⁵, LAUER, Tod R.⁶, DALLE ORE, C.M.⁷, GRUNDY, W.M.⁸, CRUIKSHANK, D.P.⁷, OLKIN, C.B.³, YOUNG, L.A.⁵, WEAVER, H.A.⁹ and STERN, S. Alan⁵, (1)Washington University, Department of Earth and Planetary Sciences and McDonnell Center for the Space Sciences, One Brookings Drive, Saint Louis, MO 63130, (2)Lunar and Planetary Institute, Houston, TX, (3)Southwest Research Institute, 1050 Walnut St., Suite 300, Boulder, CO 80302, (4)SETI Institute, Mountain View, CA; NASA Ames Research Center, Moffett Field, CA 94035, (5)Southwest Research Institute, 1050 Walnut Street, Boulder, CO 80302, (6)National Optical Astronomy Observatory, Tucson, AZ, (7)NASA Ames Research Center, Mountain View, CA 94035, (8)Lowell Observatory, 1400 W. Mars Hill Rd., Flagstaff, AZ 86001, (9)Applied Physics Laboratory, Johns Hopkins University, Laurel, MD 20723

ZAHNLE, Kevin, NASA, Ames Research Center, Mail Stop 245-3, By the Runway, Moffett Field, CA 94035