Question: Which child of Atum is also known as the goddess of the sky?
Sentence (from "Ennead"): The Ennead or Great Ennead was a group of nine deities in Egyptian mythology worshiped at Heliopolis: the sun god Atum; his children Shu and Tefnut; their children Geb and Nut; and their children Osiris, Isis, Seth, and Nephthys.
Relevant evidence: Yes