Chinese Academy of Sciences
There had been at least three mare flooding events occurred inside the Von Kármán crater during the Imbrian period, according to a study by the Aerospace Information Research Institute (AIR) of the Chinese Academy of Sciences (CAS).
The study was published in Icarus. It was conducted by the planetary mapping and remote sensing team led by Prof. DI Kaichang from the State Key Laboratory of Remote Sensing Science of AIR.
As of February 19, 2021, the “Yutu-2” rover had safely worked 27 lunar days (778 Earth days) and travelled a cumulative mileage of 652.62 meters inside the Von Kármán crater. The Von Kármán crater, lying in the northwest of the giant South Pole-Aitken (SPA) basin on the lunar farside, was formed 3.97 Ga ago in the pre-Nectarian period.