Borealis Planitia
Borealis Planitia /bɒriːˈeɪɪs pləˈnɪʃiə/ is a large plain on Mercury with a smooth floor, thought to be similar to a lunar mare. It is centered at 73.4° N, 79.5° W. The name is Latin for Northern Plain.
References
- ^ "Borealis Planitia". Gazetteer of Planetary Nomenclature. IAU/NASA/USGS. Retrieved 7 March 2023.
- ^ Topographic Features and Surface History, Atlas of Mercury (NASA SP-423), 1976
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