Bennu's near-Earth lifetime of 1.75 million years inferred from craters on its bouldersDOI: info:10.1038/s41586-020-2846-zNATURE RESEARCH
Ballouz, R. -L, Walsh, K. J., Barnouin, O. S., DellaGiustina, D. N., Asad, M. Al, Jawin, Erica R., Daly, M. G., Bottke, W. F., Michel, P., Avdellidou, C., Delbo, M., Daly, R. T., Asphaug, E., Bennett, C. A., Bierhaus, E. B., Connolly, H. C., Jr., Golish, D. R., Molaro, J. L., Nolan, M. C., Pajola, M., Rizk, B., Schwartz, S. R., Trang, D., Wolner, C. W. V., and Lauretta, D. S. 2020. "Bennu's near-Earth lifetime of 1.75 million years inferred from craters on its boulders." Nature, https://doi.org/10.1038/s41586-020-2846-z.