W-constellation _w-constellation diagram

The Big Dipper (Ursa Major) or W Star (Empress Fairy) can find the North Star quickly.

The Big Dipper is seven bright stars, shaped like a spoon. Connecting two stars at the spoon mouth and extending to the spoon-shaped opening about 5 times the distance of the connecting line is the Polaris. Hou Xian constellation consists of five bright stars, shaped like a "W" letter, extending away from the opening of the letter, which is about twice the width of the opening. This is the Polaris.