In ancient China, what was the meaning of the stars in the sky?

academic titles conferred on the three candidates who came out first at examinations held at three levels

These three walls are Wei Zi Wall, Qiu Wall and Shi Tian Wall. Each wall is a relatively large sky area, which contains several (small) stars (or constellations). According to the records in Qing Hui Dian, the division of Gan, Shi and Wu is different. There are stars in the east and the west on every wall. It is like a wall, so it is called.

Ziweiyuan

Ziweiyuan is the central wall of Sanyuan, located in the center of the northern sky, so it is also called Zhonggong, or Ziweiyong. Purple means imperial palace, and most of the stars are named after official names. It is in the extreme center of the north, with 15 stars in the east and 15 stars in the west. These two bows combine to form a wall. According to the observation records of Emperor You of Song Dynasty, the whole Ziweiyuan consists of 37 constellations with 2 seats.

Taiweiyuan

Taiwei Courtyard is the upper wall of Sanyuan, located in the lower northeast of Ziwei Courtyard and south of Beidou. Covering the sky about 63 degrees, with Wudi as the center, * * * contains 20 constellations, 78 main stars and 65,438+000 additional stars. Including Virgo, Houpai, Lion and other constellations. Qiu means the government, and the star name is also the official name.