| Nebula | |
|---|---|
 NGC 6559 taken by the Danish 1.54-metre telescope located at ESO’s La Silla Observatory. | |
| Observation data: J2000 epoch | |
| Right ascension | 18h 09m 56.8s[1] |
| Declination | −24° 06′ 23″[1] |
| Constellation | Sagittarius[2] |
| Designations | ESO 521-40, LBN 28, LBN 007.03-02.26[3] |
NGC 6559 is a star-forming region located at a distance of about 5000 light-years from Earth, in the constellation of Sagittarius, showing both emission (red) and reflection (bluish) regions.
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هابل يستعرض سديماً غنياً بالنيتروجين
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What is an Emission Nebula?
Transcription
References
- ^ a b "NED results for object NGC 6559". Extragalactic Database. NASA/IPAC. Retrieved 2 May 2013.
- ^ "An Anarchic Region of Star Formation". ESO Press Release. Retrieved 2 May 2013.
- ^ "NGC 6559". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 2 May 2013.
External links
Media related to NGC 6559 at Wikimedia Commons
- NASA Astronomy Picture of the Day: Three Nebular in Narrow Band (2 November 2007) - one of the three nebulae shown was NGC 6559
- NASA Astronomy Picture of the Day: Stars, Dust and Nebula in NGC 6559 (2 August 2009)
- NGC 6559 Archived 2015-07-16 at the Wayback Machine
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