A Sawtooth-like Timeline for the First Billion Year of Lunar Bombardment

• Main Authors: Morbidelli, Alessandro, Marchi, Simone, Bottke, William F., Kring, David A.
• Format: Text
• Language: unknown
• Published: arXiv 2012
• Subjects: Earth and Planetary Astrophysics astro-ph.EP; FOS Physical sciences; Aitken; South Pole; South pole
• Online Access: https://dx.doi.org/10.48550/arxiv.1208.4624; https://arxiv.org/abs/1208.4624

We revisit the early evolution of the Moon's bombardment. Our work combines modeling (based on plausible projectile sources and their dynamical decay rates) with constraints from the lunar crater record, radiometric ages of the youngest lunar basins, and the abundance of highly siderophile elem...