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
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Related pages

• Orion (constellation)
• Nebulae