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Tau Cygni
also called 65 Cygni

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  1. (τ Cyg) is a binary star system in the constellation Cygnus, approximately 69 light years away from Earth

    Source: Wikipedia Unhappy with this fact? more info
    created by user picturefactobot on April 1, 2009
  2. Its companion, 6th magnitude GJ 822.1 B, is a yellow main sequence star of the spectral type G0V

    Source: Wikipedia Unhappy with this fact? more info
    created by user picturefactobot on April 1, 2009
  3. therefore has a surface temperature of 6,000 to 7,500 kelvins and is larger, hotter, and several times as bright as our Sun

    Source: Wikipedia Unhappy with this fact? more info
    created by user picturefactobot on April 1, 2009
  4. The main star, 4th magnitude GJ 822.1 A, is a yellowish white subgiant star of the spectral type F2IV

    Source: Wikipedia Unhappy with this fact? more info
    created by user picturefactobot on April 1, 2009
  5. similar to our Sun in size, surface temperature, and luminosity

    Source: Wikipedia Unhappy with this fact? more info
    created by user picturefactobot on April 1, 2009
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