What is the ecliptic plane?
A) The plane of Earth's orbit around the Sun
B) The plane of Earth's equator
C) The plane of the Sun's equator
D) The plane of the Milky Way Galaxy

Question

Quizplus · Accepted Answer

The ecliptic plane is the plane in which Earth orbits around the Sun. It is defined as the plane of the Earth's orbit projected onto the celestial sphere. It is an important plane for astronomers as all of the planets in our solar system reside close to this plane, and most of the objects in our solar system move in orbits that are close to this plane.

What Is the Ecliptic Plane