NGC 1990
emission nebula | |
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H II region | |
reflection nebula | |
NGC 1990 around Alnilam | |
Observation data: J2000 epoch | |
Right ascension | 05h 36m 16.2s |
Declination | −01° 12′ 07″ |
NGC 1990 is a reflection nebula which is a molecular cloud of Epsilon Orionis. The stellar winds from Epsilon Orionis, or Alnilam, distribute the nebula approximately up to 2,000 km/s, more than 20 million times that of the stellar winds of the Sun.
References
- "Simbad query". Retrieved October 5, 2009.
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