Question: The brother of the Goddesses Selene and Eos may be the natural father of what God?
Sentence (from "Helios"): He is the son of the Titan Hyperion and the Titaness Theia (according to Hesiod), also known as Euryphaessa (in Homeric Hymn 31) and brother of the goddesses Selene, the moon, and Eos, the dawn.
Relevant evidence: Yes