Because they are his children.
Zeus' twins were Artemis and Apollo. Artemis was the goddess of the hunt and Apollo was the god of the sun, music, and prophecy.
Apollo and Artemis
Artemis and Apollo are twins. They are the children of Zeus and Leto.
He gave Apollo the sun and Artemis the moon.
Artemis is the daughter of Zeus by Leto, her twin brother is Apollo.
Leto is the mother of Apollo and Artemis; she mated with Zeus, but was not married to him, hence, not his "wife".
Apollo and Artemis
Leto, the lover of Zeus, was the mother of Artemis and Apollo.
The twin brother of the goddess Artemis was Apollo. Their parents were Zeus (father) and Leto (mother).Artemis' twin brother was Apollo. She was born before him and became her mother's midwife. Their father is Zeus and their mother is Leto.
Apollo and Artemis.
Apollo and Artemis by Zeus.
Apollo and Artemis