南十字座, or the Southern Cross, is a prominent constellation located in the southern hemisphere. It is one of the most recognizable star patterns and consists of five main stars that form a cross shape. The constellation is often used for navigation, as it helps to indicate the direction of the south celestial pole. This constellation is significant in various cultures and is featured on several national flags, including that of Australia and New Zealand. The Southern Cross is best visible during the months of April to June, making it a popular sight for stargazers in the southern regions of the world.