KUON GEO

Mars, named after Roman

17 named features. The International Astronomical Union records why each name was chosen, and those reasons are printed below exactly as they were approved.

FEATURES · 17

NAMETYPESIZEWHY THAT NAME
Rupes Tenuisrupes669 kmClassical albedo feature name.
Colles Nilicollis653.7 kmFrom classical albedo feature Portus Nili, at 38N, 295W.
Hyperboreae Undaeundae463.7 kmClassical albedo feature name.
Abalos Undaeundae442.7 kmClassical albedo feature at 72N, 70W.
Abalos Collescollis235.8 kmNamed for classical albedo feature at 72N, 70W.
Labeatis Catenaeother220.6 kmClassical albedo feature name.
Planum Angustumplateau206.4 kmClassical albedo feature name.
Gigas Fossaefossa190 kmAlbedo feature name.
Abalos Mensamensa129.2 kmClassical albedo feature name.
Hyperborea Lingulaother124.8 kmClassical albedo feature name.
Tenuis Mensamensa120.9 kmClassical albedo feature name.
Lunae Mensamensa114.8 kmAlbedo feature name.
Abalos Scopuliscopulus109.2 kmClassical albedo feature name.
Hyperborei Cavicavus92.8 kmClassical albedo feature name.
Stura Vallisvalley75 kmClassical river east of Rome, Italy.
Tenuis Cavuscavus51.5 kmClassical albedo feature name.
Vulcani Pelagusothern/aNamed for Vulcan, Roman god of fire.
Names and their origins come from the IAU Gazetteer of Planetary Nomenclature (USGS Astrogeology), retrieved 2026-08-14.
All named features ｜ KUON MARS map ｜ About the map ｜ The temperature on Mars ｜ How far away Mars is
DATA: IAU / USGS Astrogeology · NASA MGS MOLA · NASA Mars Odyssey THEMIS