Traditional Chinese astronomy has a system of dividing the celestial sphere into asterisms or constellations, known as "officials".
Reproduction of the Suzhou star chart (13th century)
An asterism is an observed pattern or group of stars in the sky. Asterisms can be any identified star pattern, and therefore are a more general concept than the 88 formally defined constellations. Con
The bright stars in this photo form the asterism Brocchi's Cluster in the constellation Vulpecula, also known as "The Coathanger."
Three Leaps of the Gazelle asterism
The "Teapot" asterism in Sagittarius. The Milky Way appears as "steam" coming from the spout.
The "37" or "LE" of NGC 2169, in Orion. It is visible with binoculars.