IAU Lunar Nomenclature
Mare Cognitum
Mare Cognitum is an officially adopted mare, maria on the Moon. Explore its selenographic position and surrounding terrain in 3D.
Feature Profile
- Feature type
- Mare, maria
- Coordinates
- 10.53° S · 22.31° W
- Diameter
- 350.00912 km
- IAU approval
- 1964/01/01 00:00:00
- LAC quadrangle
- LAC-76 · Montes Riphaeus
Name origin
"Sea that has become known." Ranger VII impact site.