*Kevin John Walsh¹, Erica R Jawin², Timothy McCoy², Harold Connolly³, Dante S Lauretta⁴, Ronald-Louis Ballouz⁴, Olivier S Barnouin⁵, Chloe Beddingfield⁶, Carina Bennet⁴, Edward Bierhaus⁷, Keara Burke⁴, Benton Clark⁸, Michael Daly⁹, Marco Delbo¹⁰, Daniella DellaGiustina⁴, Jason Dworkin¹¹, Christine Hartzell¹², John Marshall⁶, Patrick Michel¹⁰, Jamie Molaro¹³, Michael Nolan⁴, Maurizio Pajola¹⁴, Michael Perry⁵, Bashar Rizk⁴, Scott Sandford¹⁵, Daniel Scheeres¹⁶, Steven Schwartz⁴, David Trang¹⁷ (1.Southwest Research Institute Boulder, 2.Smithsonian National Institute, 3.Dept. of Geology, Rowan University, 4.Lunar and Planetary Laboratory, University of Arizona, 5.Johns Hopkins University Applied Physics Laboratory, 6.SETI Institute, 7.Lockheed Martin Space, 8.Space Science Institute, 9.York University, 10.Laboratoire Lagrange, Université Côte d’Azur, 11.NASA Goddard Space Flight Center, 12.Department of Aerospace Engineering, University of Maryland, 13.Planetary Science Institute, 14.INAF - Astronomical Observatory of Padova, 15.NASA Ames Research Center, 16.Smead Dept. of Aerospace Engineering Sciences, University of Colorado, 17.HIGP/University of Hawaii at Manoa)

*Alan R Hildebrand¹, Lincoln TJ Hanton¹, Fabio Ciceri¹, Olivier S Barnouin², Michael G Daly³, Jeff A Seabrook³, Benjamin Rozitis⁴, Joshua P Emery⁵, Daniella N DellaGiustina⁶, Bashar Rizk⁶, Michael C Nolan⁶, Dante S Lauretta⁶, Catherine Johnson¹⁰, Daniel J Scheeres⁷, Edward B Bierhaus⁸, Paul Sanchez⁹ (1.Department of Geoscience, University of Calgary, Calgary, AB, Canada, 2.The Johns Hopkins University Applied Physics Laboratory, Laurel, MD, USA, 3.The Centre for Research in Earth and Space Science, York University, Toronto, ON, Canada, 4.The Open University, Milton Keynes, UK, 5.Northern Arizona University, Flagstaff, AZ, USA, 6.Lunar and Planetary Laboratory, University of Arizona, Tucson, AZ, USA, 7.Smead Department of Aerospace Engineering, University of Colorado, Boulder, CO, USA, 8.Lockheed Martin Space, Littleton, CO, USA, 9.Colorado Center for Astrodynamics Research, University of Colorado, Boulder, CO, USA, 10.Department of Earth, Ocean and Atmospheric Sciences, University of British Columbia, Vancouver, BC, Canada)

*Patrick Michel¹, Tatsuaki Okada², Michael Kueppers³, Ian Carnelli⁴, Paolo Martino⁵, Adriano Campo Bagatin⁶, Benoit Carry¹, Sebastien Charnoz⁷, Julia de Leon⁸, Alan Fitzsimmons⁹, Simon Green¹⁰, Carsten Guettler¹¹, Alain Herique¹², Martin Jutzi¹³, Ozgur Karatekin¹⁴, Naomi Murdoch¹⁵, Petr Pravec¹⁶, Holger Sierks¹¹, Colin Snodgrass¹⁷, Paolo Tortora¹⁸, Kleomenis Tsiganis¹⁹, Stephan Ulamec²⁰, Jean-Baptiste Vincent²⁰, Kai Wuennemann²¹, Andy Cheng²², Andy Rivkin²², Nancy Chabot²², Olivier S Barnouin²², Carolyn Ernst²², Derek C Richardson²³, Angela Stickle²², Masahiko Arakawa²⁴, Akiko Nakamura²⁴, Hideaki Miyamoto²⁵, Seiji Sugita²⁵, Makoto Yoshikawa² (1.Universite Cote D Azur Observatoire De La Cote D Azur CNRS Laboratoire Lagrange, 2.ISAS JAXA, 3.ESA ESAC, 4.ESA HQ, 5.ESA ESTEC, 6.University of Alicante, 7.IPGP, 8.Instituto de Astrofisica de Canarias, 9.Queen's University, 10.The Open University, 11.Max Planck Institute, 12.IPAG, 13.University of Bern, 14.Royal Observatory of Belgium, 15.ISAE-Supaero, 16.Czech Academy of Sciences, 17.The University of Edinburgh, 18.University of Bologna, 19.University of Thessaloniki, 20.DLR, 21.Natural History Museum Berlin, 22.APL JHU, 23.University of Maryland, 24.Kobe University, 25.The University of Tokyo)