Astro*Dictionary by Michael Erlewine
1 article for "New Moon"
New Moon [Astro*Index]The moment when the the moon's apparent longitude and the sun's apparent longitude are exactly equal. At that time, the moon lies between the sun and the earth, so the face of the moon is not illuminated (except by earth-shine)
See also:
♦ Lunar Phases ♦ Zodiacal Longitude ♦ Earth Shine
Astro*Index Copyright © 1997 Michael Erlewine