Which constellation, recognized by the IAU, lies on the ecliptic but is excluded from the traditional 12-sign zodiac?

Answer

Ophiuchus the Serpent Bearer

Ophiuchus is the thirteenth constellation the Sun physically passes through along the ecliptic, situated between Scorpius and Sagittarius.

Which constellation, recognized by the IAU, lies on the ecliptic but is excluded from the traditional 12-sign zodiac?

#Videos

The Zodiac Constellations: Crash Course Kids #37.1 - YouTube

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