Extended Data Fig. 7: Evolution of mean exposure time of the surficial regolith layer within the simulation area from 2.4 Ga to present.
From: Provenance and evolution of lunar regolith at the Chang’e-6 sampling site

The gray line shows the result of each individual simulation and the red line represents the mean value. The shaded region shows the mean difference between each individual realization and the average of all the 400 simulations.