Constellations are formed of bright stars which appear close to each other on the sky, but are really far apart in space. The shapes you see all depend on your point of view. Many societies saw patterns among the stars with gods and goddesses or stories from their culture. read more
The official definition of a constellation is an area of the sky with defined boundaries, all stars and any other objects within that boundary are considered part of the constellation. Historically and in common language stars that form patterns in the night sky are also referred to as constellations. read more
The constellations, which reflect mankind's earliest efforts to attach representative significance to what was seen in the night sky, were physically formed at the same time as the billions of other stars, but began to be named according to the patterns seen in their respective groupings around 2000 B.C. Scorpio the scorpion and Leo the lion are two of the earliest known names given to star groups. read more