Barnard's Loop
Barnard's Loop is an emission nebula in the constellation of Orion. It is about 1,600 light-years away from Earth. It is part of the Orion complex. It is a semicircular arc that is about 300 light-years across.[1] In the center of Bernard's Loop are two nebula. These are the Orion nebula and the Horsehead nebula.[1] Barnard’s Loop is made up of Plasma. The mainly red color comes from hydrogen gas.[2]
| Barnard's Loop | |
|---|---|
 | |
| Observation data | |
| Right ascension | 05h 27.5m |
| Declination | −03° 58′ |
| Distance | 1434 ly |
| Apparent magnitude (V) | 5 |
| Constellation | Orion |
| Physical characteristics | |
| Other designations | Sh2-276 |
| See also: Diffuse nebula, Lists of nebulae | |
Related pages
References
- Nigel Henbest; Michael Marten, The Guide to the Galaxy (Cambridge; New York: Press Syndicate of the University of Cambridge, 1994), p. 139
- Nigel Henbest, The New Astronomy (Cambridge; New York: Press Syndicate of the University of Cambridge, 1996), p. 60
Other websites
- Barnard's Loop (Sh2-276)
- Barnard's Loop and more in Orion-Today's image-EarthSky
- APOD: 2005 April 20 - Barnard's Loop Around Orion
This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.