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Keyword: gammacygni

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  • Astronomy Picture of the Day -- Central Cygnus Skyscape

    08/18/2015 10:55:44 PM PDT · by SunkenCiv · 10 replies
    NASA ^ | August 19, 2015 | (see photo credit)
    Explanation: In cosmic brush strokes of glowing hydrogen gas, this beautiful skyscape unfolds across the plane of our Milky Way Galaxy and the center of the northern constellation Cygnus the Swan. The featured image spans about six degrees. Bright supergiant star Gamma Cygni (Sadr) to the upper left of the image center lies in the foreground of the complex gas and dust clouds and crowded star fields. Left of Gamma Cygni, shaped like two luminous wings divided by a long dark dust lane is IC 1318, whose popular name is understandably the Butterfly Nebula. The more compact, bright nebula at...
  • Astronomy Picture of the Day -- Supergiant Star Gamma Cygni

    07/09/2013 2:31:21 AM PDT · by SunkenCiv · 7 replies
    NASA ^ | July 09, 2013 | (see photo credit)
    Explanation: Supergiant star Gamma Cygni lies at the center of the Northern Cross, a famous asterism in the constellation of the Swan (Cygnus). Known by the proper name Sadr, the bright star also lies at the center of this gorgeous skyscape, featuring a complex of stars, dust clouds, and glowing nebulae along the plane of our Milky Way galaxy. The field of view spans over 3 degrees (six Full Moons) on the sky and includes emission nebula IC 1318 and open star cluster NGC 6910. Left of Gamma Cygni and shaped like two glowing cosmic wings divided by a long...