How many stars are connected in a W shape in the sky?

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. The two stars in the spoon mouth are connected together and extend to the spoon-shaped opening, with a distance of about five times. This is the Polaris. Hou Xian constellation consists of five bright stars, shaped like a "W" letter, which extends outward from the opening of the letter, and the distance is about twice the width of the opening. This is the Polaris.