What is constellations give some examples?

Constellations are groups of stars that form recognizable patterns in the night sky, often named after mythological figures, animals, or objects. They serve as a way for astronomers to navigate the sky and identify specific stars. Examples of well-known constellations include Orion, known for its distinctive belt of three stars, Ursa Major, which contains the Big Dipper, and Cassiopeia, recognizable by its W shape.