Compared to charting the positions of Jupiter's moons, how is resolving lunar topography described in terms of achievement?

Answer

A more qualitative astronomical achievement based on interpretation of shape and shadow.

The text notes that finding the Galilean moons involved patience and charting positions, whereas resolving lunar topography required a precise understanding of optics and light, making it a more qualitative achievement based on interpreting shape and shadow.

Compared to charting the positions of Jupiter's moons, how is resolving lunar topography described in terms of achievement?
discoveryGalileoastronomyMooncraters