What does greek goddess Cynthia the goddess of?

Artemis is the Goddess of the Moon. She is also the Goddess of Hunting and Protector of the forest. Her brother, Apollo, was the God of The sun, God of Music and God of Healing.

Artemis was conflated with the older personification of the Moon, Selene. She was the daughter of the Titan, Hyperion, and her brother was HeliOS. The Greeks still call the moon by her name. Her Roman counterpart was Luna.