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Epsilon Orionis - Wikipedia, the free encyclopedia
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Like most supergiants, Alnilam is losing mass. A powerful wind blows from the star's surface at speeds up to 2000 kilometers per second, the flow rate two millionths of a solar mass per year (20 million times that from the Sun).
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Alnilam and surrounding nebulosity. Photo: Glen Youman ... To the left is Alnilam. Below it and next to the Horsehead Nebula is Alnitak. In the upper right is the Orion Nebula. Photo: Robert Gendler ... Alnilam is a blue-white supergiant that for many years has served as a standard star against which to compare others.
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Alnilam or Epsilon Orionis is a blue star. The central belt star of Orion is the most distant, but brightest of the three. It is at the end of its existance as a main sequence star and will soon evolve to a red supergiant.
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You are fascinated by the star Alnilam located in the buckle of the Belt of Orion. Looking overhead in early night you see without even a telescope the blue-white star in its splendid glory. “I am honoured;
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Fixed star: ALNILAM ... The history of the star Alnilam ... Alnilam, Anilam, Ainilam, and Alnihan are from Al Nitham, or Al Nathm, the String of Pearls, or, as British physicist Robert Recorde (1500-1558) said, the Bullions set in the middle of Orion's Belt.
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Explanation: Alnitak, Alnilam, and Mintaka, are the bright bluish stars from east to west (left to right) along the diagonal in this gorgeous cosmic vista. ... Alnitak, Alnilam, Mintaka; Credit: Digitized Sky Survey, ESA/ESO/NASA FITS Liberator; Color Composite: Davide De Martin (Skyfactory)
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On Alnilam, she was free to express herself anyway she wanted without worry. She spent time with the unicorns and other animals, always eager to help if she could. (After Explosion); She has a borderline arrogance;
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Alnilam is a blue B0Ia supergiant star. According to the The Bright Star Catalog the star is about 30 times the diameter of the sun. The spectral type implies an effective temperature of 30,000 K and a luminosity of 250,000 times that of the sun.
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