Zeta OphiuchiMuch light of this big blue star is absorbed by interstellar dust, letting it shine in red from our point of view. Without this dust it would be one of the brightest stars in our sky.The star hasn't reached the middle of its life yet and will stay on the main sequence for quite another while. Constellation: Ophiuchus Age: 4 million years Distance: 458 light-years Spectral class: O9 Visual magnitude: 2.58 Luminosity: 68 000 * Sun Mass: 20 * Sun Diameter: 8 * Sun Back: List of big and giant stars 08/25/2007 |
Photo: Spiegelteam, Volker Wendel and Bernd Flach-Wilken |
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