The first of two supermoons this year will grace the night sky on Monday, April 26. A “supermoon” is a full moon that occurs while it’s at its “perigee”—the point where a satellite is closest to the Earth along its orbit. Supermoons will appear larger than regular full moons by about 7 percent, due to the fact that they are closer to the Earth than at other times. They may also appear 15 percent brighter, though the casual observer might not notice these slight differences. The full moon in April has been given an interesting name: the “Full Pink Moon,” according to the Old Farmer’s Almanac. Despite the Full Pink Moon’s rosy reference, it has nothing to do with the color pink; it is golden yellow, the same color as other moons. The name Full Pink Moon refers to a flower that happens to bloom during this season: phlox subulate—also called the …