A system of two stars orbiting a common center of mass, bound together by gravitational forces.
Source: apod.nasa.gov

22/04/1998

06/01/1998

25/09/1997

22/08/1997

02/08/1997

19/02/1997

15/01/1997

02/09/1996

04/07/1996

04/01/1996

31/12/1995

30/12/1995

02/11/1995