This Is Why We All Need ‘Supermoons,’ ‘Blood Moons’ And ‘Pink Moons’ (And There Are Plenty Coming Up) Next week sees the second of four “supermoons” rise around the world. It will be followed in May by a total eclipse of the Moon—also known as a “Blood Moon”—but should we using these quasi-astrological terms? Yes, we should—and astronomers need to get over it.