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Optical Variable Stars |
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Optical Variable Stars
variable stars whose brightness varies owing to changing conditions of visibility. Optical variables include eclipsing variables, which are binary stars whose components periodically eclipse each other in their motion about a common center of gravity. Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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