Ophiuchus (⛎) (/ɒfiˈjuːkəs/) has sometimes been used in sidereal astrology as a thirteenth sign in addition to the twelve signs of the tropical Zodiac, because the eponymous constellation Ophiuchus (Greek: Ὀφιοῦχος "Serpent-bearer") as defined by the 1930 International Astronomical Union's constellation boundaries is. In the present-day sky, the sun is in front of the