KUON GEO

Napo Vallis

Vallis, valles · 87.5 km across · -25.97°, 78.03° · Mars
谷・差し渡し約87.5km

WHY THAT NAME · なぜその名前か

River in Ecuador.
Source of the name: Ecuador (South and Central America) · Approved by the IAU Oct 12, 2014 · Other features named after Ecuador

SEE IT · 地図で見る

Elevation here was measured by laser from orbit (MOLA), and the night-time infrared comes from THEMIS.
Open the map centred on Napo Vallis

NEAREST NAMED FEATURES · 近くの地名

What stands next to a place tells you what kind of place it is.
Huallaga Vallis 谷69 km
Gokwe クレーター70 km
Hadriacus Cavi 窪地76 km
Hadriacus Palus 地形85 km
Jörn クレーター111 km
Runanga クレーター117 km
Auce クレーター133 km
Terby クレーター237 km
Great-circle distances on a sphere of radius 3,396.19 km.
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