What is the ecliptic plane projected onto the celestial sphere called?

Answer

The ecliptic

The ecliptic is precisely the projection of the ecliptic plane (defined by Earth’s orbit) onto the celestial sphere.

What is the ecliptic plane projected onto the celestial sphere called?

#Videos

The Ecliptic: Crash Course Kids #37.2 - YouTube

Definitionastronomycelestialpathecliptic