Mars, named after Romania (Rumania)

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

FEATURES · 5

NAME	TYPE	SIZE	WHY THAT NAME
Rhabon Valles	valley	245 km	Classical river in Dacia (Romania).
Hyperboreus Labyrinthus	labyrinth	112 km	Classical albedo feature name.
Batoş	crater	17.3 km	Town in Romania.
Oituz	crater	15.3 km	Town in (Bacău) Romania.
Iazu	crater	6.8 km	Town in Romania.

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