Cassiopeia (constellation) other among the stars, along with Andromeda. She was placed in the sky as a punishment after enraging Poseidon with the boast that her daughter Andromeda was more beautiful than the Nereids or, alternatively, that she herself was more beautiful than the sea nymphs. She was forced to wheel around the North Celestial Pole on her throne, spending half of her time clinging to it so she does not fall off, and Poseidon decreed that Andromeda should be bound to a rock as prey for the monster Cetus. Andromeda was then rescued by the hero Perseus, whom she later married.
Andromeda (mythology) the subject of tragedies, and its incidents were represented in numerous ancient works of art, including Greek vases. Jean-Baptiste Lully's opera, "Persée", also dramatizes the myth. Andromeda has been the subject of numerous ancient and modern works of art, which typically show the moment of rescue, with Andromeda usually still chained, and often naked or nearly so. Examples include: one of Titian's "poesies" (Wallace Collection), and compositions by Joachim Wtewael (Louvre), Veronese (Rennes), many versions by Rubens, Ingres, and Gustave Moreau. From the Renaissance onward the chained nude figure of Andromeda typically was the centre of interest. Rembrandt's "Andromeda Chained