Space.com: Many skywatchers enjoyed the so-called supermoon over the weekend. As Tariq Malik reports for Space.com, viewers on Earth witnessed the largest full Moon in more than 18 years. The phenomenon occurred because the Moon was in its full phase and just 50 minutes past perigeethe point of its orbit that brings it closer to Earth. Saturday’s full Moon appeared 14% larger and 30% brighter than the smallest full Moons Earth sees. Space.com has posted a beautiful collection of images submitted by readers.