Uranus, the seventh earth from the Sun, frequently dwells in the shadow of its further visually dramatic neighbors, Saturn and Neptune. But beyond its pale, cyan facade lies one of the most enigmatic worlds in the Solar System — a earth whose unusual cock, icy composition, and subtle atmosphere challenge conventional sundries of planetary conformation and elaboration. In this occasion, we embark on a two- part trip through Uranus’s history, structure, atmosphere, moons, rings, and the profound mystifications that continue to intrigue astronomers to this day.