http://www.newsweek.com/when-august-supermoon-what-time-will-full-moon-appear-1731771 > The final supermoon of the year will rise this week with the appearance of what is known as the Sturgeon full moon in the night sky. > Full moons occur roughly once every month when the moon is located opposite the sun in space, with the Earth in between. At these times, the moon is fully illuminated, appearing like a perfect circle. Technically, the moon only turns full at a specific moment in time, which this month will occur on Thursday, August 11 at 9:36 p.m. ET, or 6:36 p.m. PT, according to NASA.