The Binary system reference article from the English Wikipedia on 24-Apr-2004 (provided by Fixed Reference: snapshots of Wikipedia from wikipedia.org)

Binary system

A binary system is an astronomy term referring to two objects in Space, usually stars, which are so close, their gravitational forces, attract one another into a mutual orbit.

See Binary star for the common case of a binary system composed of two stars.

List of known binary systems

Location	Satellite A	Satellite B
Kuiper Belt	Pluto	Charon

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