Yes.
No, it is called a binary system.
A binary star is simply a system containing two stars, which does not say anything about the system's mass.
Two stars orbiting each other are "binary stars" ...a group of stars near each other, may be formally or informally known as a "cluster".
Star system with 2 star called? binary star system
A star system can have two or more stars. A star system with two stars is called a binary star system.
A binary star is a system of two stars gravitationally bound together that are constantly orbiting each other.
A binary star system is two stars that orbit around each other
When two stars are orbiting each other, it is called a binary star system. The stars revolve around a common center of mass due to their gravitational interaction. Binary star systems provide valuable information about stellar properties and evolution.
Such a system is a multiple-star system. If it contains exactly two stars then it is called a binary system.
Binary Star Systems.See related question
Binary stars
By definition, a binary star system has two stars in it.
A binary star is a system of two stars gravitationally bound together that are constantly orbiting each other.