Tomorrow is the Full Moon, and it's also a monthly Blue Moon, the occurrence of two Full Moons within one month. What is today’s Moon phase? As of Saturday, May 30, the Moon phase is Waxing Gibbous. Tonight, 99% of the moon will be be lit up, according to NASA's Daily Moon Guide . Tonight, with just your naked eye, you'll be able to spot the Mare Vaporum, Aristarchus Plateau, and the Mare Fecunditatis. If you have binoculars you'll also be able to catch a glimpse of the Mare Frigoris, Apennine Mountains, and the Clavius Crater. Finally, if you really want to see more, a telescope will help you see the Apollo 12 and 17 landing spots, and the Rima Ariadaeus. When is the next Full Moon? There are two Full Moons in May, with the next due to take place on May 31. What are Moon phases? According to NASA , the Moon takes around 29.5 days to orbit Earth, passing through a repeating pattern of eight distinct phases.…