Pole star, also known as Polaris, is a well-known and easily recognizable star located in the constellation Ursa Minor. It is a crucial navigational tool used by sailors and travelers alike to find their way in the northern hemisphere. However, there are several synonyms used for pole star. Some of them include lodestar, North Star, Cynosura, guiding star, and Polaris Australis. All of these names refer to the same star that remains fixed in the northern sky while the other stars appear to circle around it. Regardless of the name, Polaris has served as a reliable guide for navigators for centuries and continues to be an essential component of celestial navigation.