A group of stars is called a "cluster." It consists of stars that are gravitationally bound and often share a common origin. Clusters can be open or globular, depending on their characteristics and density.
galaxy
a group of stars is galled a constellation
The group is known as a constellation.
A constellation is a group of stars that are organized in a pattern. The constellation with seven letters is Scorpio.
it is called a nebula
I think you are referring to a cluster of stars.
The group of stars is called Constellation. I think it's cluster.
a nebula
A galaxy of stars
An Asterism.
gxpress
It is called a constellation.Constellations.Technically an asterism, but most people usually call it a constellation.