This document summarizes key gods from Greek mythology discussed in Part I of Edith Hamilton's book "Mythology". It outlines the origins of the universe according to mythology, with Gaea and Uranus as the first parents who gave birth to the Titans. The Titans then gave birth to the Olympian gods like Zeus, Hera, Poseidon, and others. It provides brief descriptions of each major god or goddess, including their domains, symbols, and relationships.