The difference between Binary star and Multiple star system

When used as nouns, binary star means a stellar system in which two stars orbit around their center of mass, whereas multiple star system means a stellar system that has multiple stars orbiting around each other.


check bellow for the other definitions of Binary star and Multiple star system

  1. Binary star as a noun (astronomy):

    A stellar system in which two stars orbit around their center of mass; double star.

  1. Multiple star system as a noun (star):

    A stellar system that has multiple stars orbiting around each other; multiple star