Borealis Planitia

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Borealis Planitia
Coordinates73°24′N 79°30′W / 73.4°N 79.5°W / 73.4; -79.5Coordinates: 73°24′N 79°30′W / 73.4°N 79.5°W / 73.4; -79.5
EponymLatin for "Northern Plain"

Borealis Planitia is a large basin 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".