Why is the ecliptic plane chosen as the standard baseline for measuring celestial coordinates?

Answer

It is the most established and historically reliable reference

The Earth's orbital path provides a consistent and stable reference frame that has long been used to define celestial coordinates, such as in the ecliptic coordinate system.

Why is the ecliptic plane chosen as the standard baseline for measuring celestial coordinates?

#Videos

What is the Ecliptic in Astronomy? Discover Its Celestial Significance

astronomyEarthorbitplanetecliptic