Tonights full moon is a Harvest Moon. The Harvest Moon is said to come before or after the autumnal equinox. It is simply the full moon closest to that equinox. About once every four years it occurs in October, depending on the cycles of the moon. Currently, the latest the Harvest Moon can occur is on October 8. Between 1900 and 2010 the Harvest Moon falls on October 7 in 1930, 1949, 1987, 2006, and on October 8 in 1911. This image has a curve and a smart sharpen applied. This has had the saturation increased to bring out some of the subtle colors on the surface.