
1) Technical factor of astrology
Found on
https://www.crosswordclues.com/clue/lunar-phase

The lunar phase or phase of the moon is the shape of the illuminated (sunlit) portion of the Moon as seen by an observer, usually on Earth. The lunar phases change cyclically as the Moon orbits the Earth, according to the changing relative positions of the Earth, Moon, and Sun. The moon and the Earth are tidally locked, and therefore the same luna...
Found on
http://en.wikipedia.org/wiki/Lunar_phase
No exact match found.