[HTML][HTML] Wave transmission through the megaregolith as a mechanism for lunar cold spot formation

ES Frizzell, CM Hartzell, NC Schmerr - Icarus, 2025 - Elsevier
In this work we consider a lunar cold spot formation mechanism that is enabled by the
granular nature of the regolith and an abrupt transition to the layer of boulders just below it …

Effect of target layering in gravity‐dominated cratering in nature, experiments, and numerical simulations

J Ormö, SD Raducan, KR Housen… - Journal of …, 2024 - Wiley Online Library
Impacts into layered targets may generate “concentric craters” where a wider outer crater in
the top layer surrounds a smaller, nested crater in the basement, which itself may be …