TESS Shows Ancient North Star Has Eclipses

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7 Oct 2020

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Astronomers using data from NASA’s Transiting Exoplanet Survey Satellite (TESS) have shown that Alpha Draconis, a well-studied star visible to the naked eye, and its fainter companion star regularly eclipse each other. While astronomers previously knew this was a binary system, the mutual eclipses came as a complete surprise. Read more: Credits: Chris Smith (USRA): Lead Producer Chris Smith (USRA): Lead Ani

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