Constellations | Facts, Information, History Definition Constellation Facts Information A constellation is an area on the celestial sphere in which a group of visible stars forms a perceived outline or pattern The way in which they are represented varies and can be anything from an animal to a mythological person or creature Browse to find out more facts and information on Constellations
What are constellations? - NASA StarChild Question of the Month for May 1999 Question: What are constellations? Answer: There is a word for a pattern of stars in the sky which appears to be so distinctive that it is easily identifiable and remembered That word is "asterism" In ancient times, people saw asterisms and made up all kinds of stories about mythological creatures and characters which they associated with the star