Beta Orionis

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Noun1.Beta Orionis - the brightest star in OrionBeta Orionis - the brightest star in Orion    
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At first glance, many of the clouds closely resemble common reflection nebulae such as the Witch Head Nebula near the star Rigel (Beta Orionis) or the Merope Nebula around the Pleiades, but with two very notable exceptions.