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Дата изменения: Fri Sep 29 12:41:37 2006
Дата индексирования: Sun Feb 3 11:49:10 2013
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Поисковые слова: optical telescope
APOD: 2006 September 29- NGC 5905 and 5908
Astronomy Picture of the Day
    


APOD: 2006 September 29- NGC 5905 and 5908
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APOD: 2006 September 29- NGC 5905 and 5908
Credit & Copyright: Stefan Seip
Explanation: These two beautiful galaxies, NGC 5905 (left) and NGC 5908 lie about 140 million light-years distant in the northern constellation Draco. Separated by about 500,000 light-years, the pair are actually both spiral galaxies and nicely illustrate the striking contrasts in appearance possible when viewing spirals from different perspectives. Seen face-on, NGC 5905 is clearly a spiral galaxy with bright star clusters tracing arms that wind outward from a prominent central bar. Oriented edge-on to our view, the spiral nature of NGC 5908 is revealed by a bright nucleus and dark band of obscuring dust characteristic of a spiral galaxy's disk. In fact, NGC 5908 is similar in appearance to the well studied edge-on spiral galaxy M104 - The Sombrero Galaxy.

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Authors & editors: Robert Nemiroff (MTU) & Jerry Bonnell (USRA)
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& Michigan Tech. U.

Based on Astronomy Picture Of the Day

Publications with keywords: spiral galaxy
Publications with words: spiral galaxy
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