When two stars are bound together gravitationally and orbit a common mass, they're known as
A. galaxies.
B. binary stars.
C. constellations.
D. meteoroids.
When two stars are bound together gravitationally and orbit a common mass, they're known as binary stars.
Asked 8/25/2015 11:35:37 AM
Updated 8/25/2015 5:22:22 PM
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Andrew. [8/25/2015 5:22:20 PM], Confirmed by
Andrew. [8/25/2015 5:22:22 PM]
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