What astronomical knowledge is there in ancient poetry?

1, Wang Bo's Preface to Wang Tengting: "Wumei, Longguang shoots a bull market." "Bullfighting" is two of the 28 nights. "Twenty-eight Hostels", also known as Twenty-eight Houses or Twenty-eight Stars, is a 28-star area divided by the ancients to observe the movement of the sun, the moon and the five stars, which is used to explain the position of the sun, the moon and the five stars. Wang Bo's poetry is characterized by gorgeous products and natural treasures, and Longquan sword light points directly at Dou Su and Niu Su Xingyu.

2. Wang Bo's Preface to Wang Tengting: "The old county of Zhang Yu is the new residence of Hongdu. The stars spread their wings and meet Lu Heng. " "Si", in order to predict the good or bad of the world with the change of astronomical phenomena, ancient astrologers called the starry sky and the countries on the ground Si. Specifically, it is to regard a star as the dividing line of a country, a star as the dividing line of a state, or conversely, regard a country as the dividing line of a star and a state as the dividing line of a star. This poem by Wang Bo means that Nanchang, Jiangxi is located on the dividing line between Yisu and Basu.

3. Wei Xiang's Ancient Poems in the Tang Dynasty: "Liaodong veterans have snow on their temples and still look at their heads every night." The Pleiades, the fourth night of the seven nights of the West White Tiger, consists of seven stars, also known as the "flag head". Li Heshi's poem "Autumn Quiet, See Lotus Head" in Tang Dynasty refers to the Pleiades. The poem Wei Xiang shows a veteran's high vigilance and careful defense.

4. Cao Zhi's "Re-writing with Wu Ji": "There is a speed of escape from the scenery, and there is no breadth of participation." "Participating in business" and "participating in business" refer to the tenants in Xiguan White Tiger Seven Hostels, and "business" refers to the tenants in Dongguan Black Dragon Seven Hostels, which is another name for tenants. The betel nut in the west, the heart in the east, and two in the starry sky, one for this and the other for this, are often used to mean that people can't meet each other when they are separated.

5. In the Tang Dynasty, Zhang's "Talented Li Zhengdian Academy's Word Forest": "East Wall Bookstore, West Garden Hanmolin." "Wall House" refers to the seventh house in Beiguan Xuanwu, which consists of two stars. Because it is in the east of the bedroom, it looks like the wall of the bedroom, also called the east wall. Zhang said that this poem compares the earth building to the library in the sky.

6. The Book of Songs? July: "July is a fire, and September gives clothes." "filariasis", flowing, falling; Fire refers to Mars, which is the heart of the Black Dragon Dongguan for seven nights. July is equivalent to August in the Gregorian calendar, and filariasis refers to the gradual decline of the position of the fire star from the sky to the west, indicating that the summer heat has receded.

7. Qu Yuan's "Nine Songs": "Fuck your back and help Beidou drink cinnamon pulp." "Big Dipper", also known as "Big Dipper", refers to seven bright stars arranged in a bucket (or spoon) shape in the northern sky. The names of these seven stars are: Shu Tian, Tian Xuan, Tianji, Tianquan, Yuheng, Kaiyang and Yaoguang. Arranged like a bucket, it is called "Beidou". According to the Big Dipper, the North Star can be found, so it is also called "Pointing Star". Nineteen ancient poems: "Yuheng refers to Meng Dong, and the stars are vivid." Yuheng is the fifth star in the Big Dipper.

8. "Tang Drama Live Up to its Mission": "Zhuan Xu's thorn Wang Liaoye, a comet hit the moon." Comets are often called broomsticks. When a comet hits the moon, its light sweeps across the moon. According to superstition, this is a sign of a major disaster.

9. "Tang Drama Live Up to its Mission": "Nie Zhengzhi stabbed Han Yu and Bai Hongguan." "Rainbow" is actually "halo", which is an optical phenomenon in the atmosphere. The appearance of this phenomenon is often a sign that the weather will change, but the ancients regarded this natural phenomenon as a sign that abnormal things will happen on the earth.