Orion Nebula
English
![](http://upload.wikimedia.org/wikipedia/commons/thumb/f/f3/Orion_Nebula_-_Hubble_2006_mosaic_18000.jpg/220px-Orion_Nebula_-_Hubble_2006_mosaic_18000.jpg)
Proper noun
- (astronomy) A diffuse nebula visible in the night sky below Orion's Belt; it is approximately 40 light years across. It is one of the brightest nebulae visible to the naked eye and is the closest region of stellar formation to Earth.
Synonyms
Translations
A nebula below Orion's Belt
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