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Extreme Eclipse Spotted 10,000 Light Years Away

A total eclipse of the Sun lasts about 12 minutes here on Earth, but if you live in the binary star system TYC 2505-672-1, one sun disappears for three-and-a-half years as it is eclipsed by its companion. Writing in the Astronomical Journal, researchers from Vanderbilt and Harvard universities say these long eclipses happen every 69 years in the system that is nearly 10,000 light-years away. They say that sets records for both “longest duration stellar eclipse and the longest period...

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