MOUND CRATERS ON RUBBLE-PILE BENNU INDICATE STRENGTH AT DEPTH

Bierhaus2, O. S. Barnouin1, M. G. Daly3, J. A. Seabrook3, J. H. Roberts1, C. M. Ernst1, M. E. Perry1, H. Nair1, R. C. Espiritu1, E. E. Palmer4, R. W. Gaskell4, J. R. Weirich4, H. C. M. Susorney5, C. L. Johnson5,6, K. J. Walsh7, M. C. Nolan8, E. R. Jawin9, P. Michel10, D. Trang11, and D. S. Lauretta8. 1Johns Hopkins University Applied Physics Laboratory, Laurel, MD, USA (terik.daly@jhuapl.edu); 2Lockheed Martin Space, Littleton, CO, USA; 3Centre for Research in Earth and Space Science, York University, Toronto, Ontario, Canada; 4Planetary Science Institute, Tucson, AZ, USA; 5School of Earth Sciences, University of Bristol, Bristol, UK; 6Dept. of Earth, Ocean & Atmospheric Sciences, University of British Columbia, Vancouver, Canada; 7Southwest Research Institute, Boulder, CO, USA; 8Lunar and Planetary Laboratory, University of Arizona, Tucson, AZ, USA; 9Smithsonian Institution National Museum of Natural History, Washington, D.C., USA; 10Université Côte d’Azur, Observatoire de la Côte d’Azur, CNRS, Laboratoire Lagrange, Nice, France; 11University of Hawai’i at Mānoa, Honolulu, HI, USA.