How many versions of the twelve constellations are there?

2.65438-0928, the International Astronomical Union officially announced 88 constellations commonly used in the world. According to the different positions of the 88 constellations on the celestial sphere and the appearance of the stars, they are divided into five regions, namely Gong Ji Constellation (5), Polaris Constellation (19), Zodiac Constellation (12), Zodiac Constellation (10) and Nantian.

3. In the 2nd century A.D., Ptolemy, an ancient Greek astronomer, synthesized the astronomical achievements at that time and sorted out 48 constellations. Connect the main bright stars in the constellation with imaginary lines, imagine them as images of animals or characters, and give them appropriate names in combination with fairy tales. This is the origin of the name of the constellation. Most of the 48 constellations in Greek mythology live in the northern sky and north and south of the equator.

4. Archery constellations in the north (5): Ursa minor (closest to the North Pole), Ursa major, Cassiopeia, Draco and Cepheus.

5. Polaris constellation (19): Scorpio, Andromeda, Deer Leopard, Auriga, Canis Canis, Fox, Cygnus, Leo Minor, Perseus, Shepherd, Five Immortals, Backrow, Beiguan, Tmall, Lyra, Dolphin, Pegasus, etc.

6. Zodiac (12): Cancer, Aries, Gemini, Aquarius, Virgo, Leo, Taurus, Pisces, Capricorn, Scorpio, Libra and Sagittarius.

7. Twelve constellations (10): Sagittarius, Canine, Eagle, Ophiuchus, Ophiuchus, Sextant, Ophiuchus, Unicorn, Orion and Whale.

8. Southern Constellation (***42): Temple of Heaven, picture frame, flies, mountain case, India, Tian Yan, flying fish, long ruler, swordfish, clock, cuckoo, south wing triangle, compass, dragonfly, telescope and water.

Phoenix, Peacock, Antarctic, Netscape, Crane, Corona, Jackal, Dog, Pigeon, Raven, Pisces, Rabbit, Pisces, Compass, Sailor, Emerald, Centauri, Wave constellation and Shield.