The plane that contains the orbit of the earth. Most planets orbits lay very close to it. Seen from the earth, this is the [great circle]? in the sky that contains the different positions on the Sun along the year, and most planets? can be seen close this circle. |
The ecliptic is the plane that contains the orbit of the earth. The orbits of most planets lie very close to it. Seen from the earth, this is the [great circle]? in the sky that contains the different positions of the Sun throughout the year, and most planets can be seen close this circle. |