Orion Nebula

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Orion Nebula
Diffuse nebula
Orion Nebula - Hubble 2006 mosaic 18000.jpg
The entire Orion Nebula in a composite image o veesible licht an infrareid.
Observation data: J2000 epoch
Subtype Reflection/Emission[2]
Richt ascension 05h 35m 17.3s[1]
Declination −05° 23′ 28″[1]
Distance 1,344±20 ly   (412[3] pc)
Apparent magnitude (V) +4.0[4]
Apparent dimensions (V) 65×60 arcmins[5]
Constellation Orion
Physical characteristics
Radius 12[a] ly
Absolute magnitude (V)
Notable featurs Trapezium cluster
Designations NGC 1976, M42,
LBN 974, Sharpless 281
See also: Leets o nebulae

The Orion Nebula (an aa kent as Messier 42, M42, or NGC 1976) is a diffuse nebula situatit in the Milky Way, bein sooth o Orion's Belt in the constellation o Orion.[b]

References[eedit | eedit soorce]

  1. 1.0 1.1 "SIMBAD Astronomical Database". Results for NGC 7538. Retrieved 2006-10-20. 
  2. Gater, Will; Vamplew, Anton (2010). The Practical Astronomer (1st American ed.). London: DK Pub. p. 242. ISBN 9780756673246. Retrieved 4 March 2016. 
  3. Reid, M. J.; et al. (2009). "Trigonometric Parallaxes of Massive Star Forming Regions: VI. Galactic Structure, Fundamental Parameters and Non-Circular Motions". Astrophysical Journal. 700: 137. arXiv:0902.3913Freely accessible. Bibcode:2009ApJ...700..137R. doi:10.1088/0004-637X/700/1/137. 
  4. "NGC 1976 = M42". SEDS.org. Retrieved 2009-12-13. 
  5. Revised NGC Data for NGC 1976 per Wolfgang Steinicke's NGC/IC Database Files.

Coordinates: Sky map 05h 35m 17.3s, −05° 23′ 28″