The Mid Autumn Festival (also known as Festival moon cakes), or (Chinese: 中秋节 / 中秋节, Zhōngqiūjié) is the 15th in China Day of the 8th Lunar month of the traditional Chinese calendar committed. In ancient times the emperors sacrificed in the spring of the sun and the moon in autumn. Even in the historical works from the Zhou Dynasty (about 11th century-256 BC) the word "Mittherbst is to be found. Later came the nobles and the literary example of the Emperor, and admired the bright full moon in autumn. In the Tang Dynasty (618-907), the Ming and Qing Dynasty (1368-1911) was one of the most important festivals in China.
The festival is also celebrated in South Korea, where it is called Chuseok.
Traditionally, the Moon Festival will be mooncake with different fillings, such as sweet, salty, with meat or vegetarian filling, eaten. In Taiwan it is everywhere on the streets with the family and neighbors along with grilled (Chinese 烤肉 / 烤肉, Kǎoròu). Moreover, even given away like pomelo, reminiscent of their form also at the full moon.
Back to the Moon Festival, there are several legends. According to a legend of the Moon Festival comes from the Chinese Chang'e Benyu 嫦娥奔月 around the hero Hou Yi, the Archer here. In the past there were ten suns, tripods from the sun goddess Xi He 羲 和, born Xihe birds called 阳 乌, or yángwū 金 乌, jīnwū who gathered one day and the earth dried up and withered the crops were. Hou Yi ascended the summit of the Kunlun mountain, scoring nine suns down and ordered the last sun, every day on time to rise and.
By a goddess Hou Yi had received a pill of immortality. His wife, Chang'e 嫦娥, Chang'e swallowed the medicine and then hung up to the moon. There, she built a palace in which she lives.
Source : http://de.wikipedia.org/wiki/Mondfest