NATIONAL MOON DAY National Moon Day is observed annually on July 20 and commemorates the day man first walked on the moon in 1969. NASA reported the moon landing as being “…the single greatest technological achievement of all time.” >>> NATIONAL MOON DAY HISTORY In 1971, President Richard Nixon proclaimed National Moon Landing Day on July 20 to commemorate the anniversary of man’s first moon landing. With no continuing proclamation to follow, Richard Christmas took up the baton and began a “Christmas Card” writing campaign. A former gas station attendant, the Michigan native wrote to governors, congressmen and senators in...