Sagittarius Moons 2018 Dates & Meanings! When the Sun is in Sagittarius, the full moon, new moon, and quarter moons will be in mutable zodiac signs. Take note of the dates & meanings. #SagittariusSeason #MutableZodiacSigns #FullMoon #WaxingMoon #WaningMoon #NewMoon The Moon impacts emotional attitudes and everyday conduct. The Lunar Cycle from New Moon, to Waxing Moon, to Full Moon, to the Waning Moon, swings our subconscious. Follow MysticFamily to learn more about the Moon.