What is the symbol of Orion?

Orion is the most magnificent constellation in the whole day. It is located at the equator of the celestial sphere and can be seen in most parts of the earth. The constellation represents the hunter, and there are two dogs (Canis major and Canis minor) at its feet.

There are many bright stars in Orion, but the most famous feature is the giant nebula M42 on Orion's sword, which is located in the south of Orion's belt and is lined with three stars. Alpha star Orion (Betelgeuse) is a red Supergiant star with brightness ranging from 0 to 1.3, with a period of about 6 years, and the average brightness is 10 bright star in the whole day. 430 light years from the earth. The western name Betelgeuse comes from Arabia, meaning the position of the hand. In fact, Betelgeuse is located on the shoulder of Orion. Orion beta is blue Supergiant star, 0.2, etc. It is the brightest star in Orion and the seventh brightest star in the whole day, about 770 light years away from the earth. The western name Betelgeuse comes from Arabia, which means foot, because its position represents the foot of Orion. Orion θ 1 is a multi-star, called Orion quadruplet, located in the center of Orion nebula. Four stars can be seen with a small telescope, arranged in an equilateral quadrangle, with brightness of 5. 1, 6.7, 6.7 and 8.0 respectively. If you use a large-aperture telescope, you can see that there are two stars in this cluster, such as 1 1.