Orion Nebula
diffuse nebula
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Summary
Orion Nebula is a H II region[1]. It ranks in the top 1% of h ii region entities by monthly Wikipedia readership (15,786 views/month).[2]
Key Facts
- Discoverer or inventor: Nicolas-Claude Fabri de Peiresc[3]
- Instance of: star cluster[4], astronomical radio source[5], astrophysical X-ray source[6], emission nebula[7], reflection nebula[8], diffuse nebula[9]
- Constellation: Orion[10]
- Part of: Orion Molecular Cloud Complex[11]
- Commons category: Orion Nebula[12]
- Has part(s): Kleinmann-Low nebula[13]
- Catalog code: M 42[14], NGC 1976[15], 3C 145[16], 4C -05.21[17], LBN 209.13-19.35[18], LBN 974[19], MSH 05-0-11[20], PKS 0532-054[21], PKS 0532-05[22], XSS J05351-0519[23], [DGW65] 26[24], [WCO2009] J053517-052326[25], [KPS2012] MWSC 0582[26], SH 2-281[27]
- Time of discovery or invention: November 26, 1610[28]
- Topic's main category: Category:Orion Nebula[29]
- Commons gallery: Messier 42[30]
- Apparent magnitude: 4[31]
- Radial velocity: 27.8 kilometre per second[32]
- Distance from Earth: 1345 light-year[33], 0.5 kiloparsec[34]
- On focus list of Wikimedia project: Wikipedia:Vital articles/Level/4[35]
- Right ascension: 83.82208 degree[36], 83.81042 degree[37]
- Declination: -5.39111 degree[38], -5.37500 degree[39]
- Epoch: J2000.0[40]
- Galactic longitude: 209.010797 degree[41]
- Galactic latitude: -19.383934 degree[42]
- Declination component of proper motion: -0.30 milliarcsecond per year[43]
- Right ascension component of proper motion: 1.67 milliarcsecond per year[44]
- P14541: FAlZf[45]
Why It Matters
Orion Nebula has Wikipedia articles in 30 language editions, a strong signal of global cultural recognition.[46] It is known by 46 alternative names across languages and contexts.[47]