Astronauts Edgar Mitchell (left) and Alan Shepard are pictured on a geological field exercise near Cottonwood. In 1963, scientists with the U.S. Geological Survey and NASA scientists transformed the northern Arizona landscape into a re-creation of the Moon, blasting hundreds of craters in the earth to form the Cinder Lake crater field, creating a training ground for astronauts. (Courtesy Paul Switzer Collection, Northern Arizona Center of Astrogeology, USGS, Photo No. 1170142PR, Cline Library Special Collections and Archives, NAU, Flagstaff, Arizona)
Third Thursday Star Talks: An Apollo Retrospective: Space Training in Northern Arizona, 6 p.m., Prescott Public Library, 215 E. Goodwin St.