IAU descriptor term
Albedo features in the Solar System
Albedo Feature is the term planetary geologists use for a region named for how bright or dark it appears from a distance. 172 named features carry it, across 4 of the 14 mapped worlds, the largest being Xanadu on Titan at 3,400 km.
Where they are
The largest albedo features anywhere
Ranked across every mapped world, by catalogued diameter.
What they are named after
Naming themes are set per world, so one descriptor can draw on very different sources depending on where it sits. Across all 172 albedo features, 18 categories appear.
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