Moon: North Pole 90N 000EW

Steven Dutch, Natural and Applied Sciences, University of Wisconsin - Green Bay
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Scale: 1 pixel = approximately 4.7 km. 10-degree grid;             Lambert Azimuthal Equal Area Projection, Center 90N 000EW

       Lunar Geology IndexGlobal and Planetary Geology Index



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Legend

Copernican: Beginning with the formation of the bright crater Copernicus, about 1.1 Ga. Formation of bright ray craters.
Eratosthenian: Begins with the formation of the crater Eratosthenes. Fresh but non-rayed craters and late mare eruptions. 1.1 to 3.1 Ga.
Imbrian: Begins with the formation of the Imbrium Basin. Includes most mare eruptions. 3.1 to 3.8 Ga.
Nectarian: Begins with the formation of the Nectaris Basin, and includes most of the major impact basin events. 3.8 to 3.9 Ga.
pre-Nectarian: Before 3.9 Ga

Discussion

Notes and References


Lunar Geology Index
Global and Planetary Geology Index
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Created 11 April 2014, Last Update 12 March 2015
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