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Interpreting the Cratering Histories of Bennu, Ryugu, and Other Spacecraft-Explored Asteroids

20 Jul 2020, 16:00 UTC
Interpreting the Cratering Histories of Bennu, Ryugu, and Other Spacecraft-Explored Asteroids
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W. F. Bottke et al 2020 AJ 160 14
Empirically derived asteroid crater scaling laws suggest crater retention ages of ~1 Gyr for Bennu, Ryugu, and Itokawa and ~2.5 Gyr for Toutatis, agreeing with the estimated formation ages of their source families.

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