81 named features carry the IAU descriptor Astronaut-named features — small craters near the Apollo landing sites, named for the crews on The Moon. Nowhere else in the mapped Solar System carries the term.
The IAU assigns each feature class on each world a naming theme. Across the 81 astronaut-named features with a recorded origin, 6 categories appear, led by American.
Every one has its own page, on the surface it sits on.