The ecliptic is the apparent path of the Sun on the celestial sphere, and is the basis for the ecliptic coordinate system. More

Zodiacal light is a faint, roughly triangular, diffuse white glow seen in the night sky that appears to extend up from the vicinity of the Sun along the ecli... More

The ecliptic coordinate system is a celestial coordinate system commonly used for representing the positions and orbits of Solar System objects. More

The zodiac is the circle of twelve 30° divisions of celestial longitude employed by western astrology and (formerly) astronomy. More