That is why she is a moon goddess, for moon and night sky are the visible manifestations of the temporal process in the cosmos, and the moon, not the sun, is the true chronometer of the primordial era.
Neumann argues that the Great Mother’s identity as moon goddess derives necessarily from her governance of time, growth, and feminine biological rhythms, making the moon the foundational temporal symbol of matriarchal consciousness.
, The Great Mother: An Analysis of the Archetype, 1955thesis