Borealis Planitia
 Part of Borealis Planitia, photographed by MESSENGER | |
| Planet | Mercury |
|---|---|
| Coordinates | 73°24′N 79°30′W / 73.4°N 79.5°W |
| Quadrangle | Borealis |
| Eponym | Latin for "Northern Plain" |
Borealis Planitia /bɒriːˈeɪɪs pləˈnɪʃiə/ is a large plain on Mercury with a smooth floor, thought to be similar to a lunar mare.[1] It is centered at 73.4° N, 79.5° W. The name is Latin for "Northern Plain".
References
- ^ Topographic Features and Surface History, Atlas of Mercury (NASA SP-423), 1976
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