What constellations are there in the winter sky in the northern hemisphere?

Although it is very cold in winter, the starry sky is extremely magnificent. Orion is the center of the winter sky. At the latitude of Xiamen, after nightfall, you can see three bright stars arranged neatly. They are the ones who say that "Samsung shines high". There are four bright stars around Samsung that form a rectangle with Samsung. This is Orion. Samsung is Orion's belt. Samsung's connection extends to the lower left. You can see the brightest star in the whole day: Sirius. It is the main star of Canis Canis. Extending from Samsung to the upper right is the bright red star Bi Su Wu. Next to it is Capella. Taurus is Gemini in the southeast, Cancer in the east and lion head in the east. To the southwest of Orion is a long, big but very dim wave constellation. The main star of the Water Resources Commission, only in Guangdong, I vaguely saw Orion as a rabbit in the south. Sagittarius. South is the main star of carina. Below the three stars of Orion, there is a bright spot, the Orion Nebula. Next to the leftmost one of the three stars is the Horsehead Nebula. The Pleiades cluster in Taurus is an excellent open cluster, consisting of about 500 stars. Open the map. NASA ... can easily recognize Orion and Canis major (including Sirius, the brightest star in the whole day). References:

http://ant wrp . gsfc . NASA . gov/apod/image/0702/alborzmountains _ tafreshi . jpg