In order to facilitate research, people divide the starry sky into several regions, which are called constellations. China has long divided the sky into three walls and twenty-eight nights. Historical records and official records are quite detailed. Sanyuan is the three areas around the north celestial pole, namely Ziweiyuan, Taiweiyuan and Tianshiyuan. The 28 accommodation points are distributed in 28 areas near the ecliptic and the white road, namely, 7 accommodation points in the east, 7 accommodation points in the south and 7 accommodation points in the west. The seven lodgings of the East Palace Black Dragon are Jiao, Kang, Di, Fang, Xin, Wei and Ji; The seven nights that Nangong Suzaku belongs to are: well, ghost, willow, star, Zhang, wing and bird; The seven nights that Xigong White Tiger belongs to are: Kui, Lou, Wei, Chang, Bi, Gou and Shen; Gong Bei Xuanwu (tortoise and snake) belongs to seven nights: fighting, ox, female, emptiness, danger, house and wall. China's achievements in stargazing are earlier than those in the west. People in China say that there are 28 places on three walls, and the constellations in the sky are divided into three blocks and 28 categories, instead of only 12 constellations in the west. One of the most important is Ziwei Garden. China's astrology, now collectively referred to as the purple constellation, is different from the twelve constellations in the west. China's * * * constellation has 14 main stars, namely China, Secret, Sun, Tiantong, Tianfu, Taiyin, Wolverine, Giant Gate, Fairyland, Seven Killings and. According to the Book of Changes, it can be divided into yin and yang, and the corresponding personality can be divided into four categories: pioneering, leading, supporting and cooperative.
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