Mars, named after Portugal

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

FEATURES · 6

NAME	TYPE	SIZE	WHY THAT NAME
Magelhaens	crater	103.8 km	Fernao de; Portuguese navigator (1480-1521).
Coimbra	crater	34.5 km	Town in Portugal.
Aveiro	crater	9.1 km	Town in Portugal.
Munda Vallis	valley	9.1 km	Classical name for river in ancient Lusitania, (modern Mondega River in Portugal).
Funchal	crater	1.6 km	Port of Madeira Islands.
Lisboa	crater	1.2 km	Portuguese port.

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