Chang e: China ancient times myth and legend story, tells the story of the goddess of the moon was forced by PangMeng, in desperation, eat the queen gave her husband a grain of immortality of hou yi medicine, flew to the moon palace. The myth of chang e derived from the ancient people's worship to the stars, according to the existing written first appeared in the ancient book huai south son, etc. The goddess of the moon on the moon, according to the western han dynasty etc. Ancient book huai south son record, her husband because she is responsible for the processing of elixir, from west to fly into the moon palace, turned into a dao medicine toad . The eastern han dynasty in high notes huai south son lure said the goddess of the moon is the processing of a wife. It is said that processing of wife named constant moths, because of the han people avoid taboo of emperor liu at the time, after the name to the goddess of the moon, a Chang E).