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Cinder Lake Crater Field #1

Astronaut Training Site Mimicking Sea of Tranquility

Historical Place in Coconino NF near Doney Park, AZ

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Crater Field #1 was specifically designed to duplicate an area within the Mare Tranquillitatis in an effort to train astronauts for the future Apollo mission. Craters range in diameter from 5 to 40 feet and the first phase of the field, which consisted of 47 craters, occurred July 28-31, 1967. The field was expanded in October 8-12, 1967, which added 96 craters (or 143 total). The cinder field is made up of debris that erupted from Sunset Crater in approximately 1064 A.D.

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