Is it a constellation of twelve or thirteen?

Of course, it is the zodiac ~ In astrology, the zodiac 12 is synonymous with the orientation of the universe, representing the basic personality prototype of 12. When a person is born, the position of the stars falls into the zodiac, which shows a person's innate character and talent. Zodiac 12 symbolizes the psychological level and reflects a person's behavior. So the ecliptic is divided into 12 constellation, which is called 12 constellation. Aries, Taurus, Gemini, Cancer, Leo, Virgo, Libra, Scorpio, Sagittarius, Capricorn, Aquarius, Pisces.