Is there really a 13th zodiac?

Related questions

1. What is the third zodiac sign?
2. What are the zodiac signs?
3. Which is the smartest zodiac sign?
4. Is Star sign and zodiac sign the same?
5. Which is the dumbest zodiac sign?
6. Which is the most jealous zodiac sign?
7. What's the prettiest zodiac sign?
8. What dates are Aquarius?
9. Is there really a new zodiac sign?
10. What's the meanest zodiac sign?

Tags

1. #tropical
2. #eponymous
3. #signs
4. #sidereal
5. #greek
6. #union
7. #addition
8. #international
9. #serpent
10. #astrology
11. #ophiuchus
12. #sometimes
13. #zodiac
14. #because
15. #twelve
16. #defined
17. #boundaries
18. #constellation
19. #thirteenth
20. #astronomical
21. #bearer