Cristina Dalle Ore¹, Dale P Cruikshank², William M Grundy³, Jason Campbell Cook⁴, Kimberly Ennico Smith², Catherine Olkin⁵, Alan Stern⁶, Harold A Weaver Jr⁷, Leslie Ann Young⁵ and The New Horizons Composition Team, (1)SETI Institute, Mountain View, CA, United States, (2)NASA Ames Research Center, Moffett Field, CA, United States, (3)Lowell Observatory, Flagstaff, AZ, United States, (4)Pinhead Institute, Telluride, CO, United States, (5)Southwest Research Institute Boulder, Boulder, CO, United States, (6)Southwest Research Institute, Boulder, CO, United States, (7)The Johns Hopkins University, Laurel, MD, United States