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Craters, boulders and regolith of (101955) Bennu indicative of an old and dynamic surface

Walsh, K. J.; Jawin, E. R.; Ballouz, R.-L.; Barnouin, O. S.; Bierhaus, E. B.; Connolly, H. C.; Molaro, J. L.; McCoy, T. J.; Delbo, M.; Hartzell, C. M.; Ireland, Trevor


Small, kilometre-sized near-Earth asteroids are expected to have young and frequently refreshed surfaces for two reasons: collisional disruptions are frequent in the main asteroid belt where they originate, and thermal or tidal processes act on them once they become near-Earth asteroids. Here we present early measurements of numerous large candidate impact craters on near-Earth asteroid (101955) Bennu by the OSIRIS-REx (Origins, Spectral Interpretation, Resource Identification, and...[Show more]

CollectionsANU Research Publications
Date published: 2019-03-19
Type: Journal article
Source: Nature Geoscience
DOI: 10.1038/s41561-019-0326-6


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