Binary Stars
Binary stars, also called double stars, are composed of two stars that orbit around a common center of mass. Binary stars are quite common. Astronomers estimate that 85% of the stars in t...
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Binary Star
A binary star is a double star system in which two stars orbit each other around a central point of gravity.
Before the early 1800s, binary stars were thought to be an optical illusion. An...
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Binary Stars
Binary Star