Ursa, derived from the Latin word "ursa" meaning "she-bear," refers to a constellation located in the northern sky. It is particularly recognized for its prominence during the months of April to September in the Northern Hemisphere, when it can be spotted in the night sky. Ursa is one of the 48 constellations listed by the Greek astronomer Ptolemy, and it is divided into two major sub-constellations: Ursa Major and Ursa Minor.
Ursa Major, also known as the "Great Bear," is easily recognizable for its distinctive seven bright stars that form a shape resembling a ladle or a plough. This constellation is highly significant in various cultures across the globe, featuring in numerous ancient myths and legends. It is often used as a celestial guide for navigation, with its two outermost stars, Dubhe and Merak, pointing towards the North Star, Polaris, which aids in determining directions.
Ursa Minor, also referred to as the "Little Bear," comprises of a smaller set of stars, with the North Star occupying a significant position within it. This constellation, represented by a more compact shape resembling a bear, is likewise valued for guiding navigation as its last star, Polaris, indicates the exact location of the North Pole.
Overall, Ursa is a term that encompasses both Ursa Major and Ursa Minor, two constellations known for their recognizable patterns and navigational importance in the night sky.
