Trifid Nebula
  
        
          
            The Trifid Nebula, or M 20, is an H II region located in Sagittarius. Its name means 'divided into three lobes'. The object is an unusual combination of an open cluster of stars, an emission nebula (the lower, red portion), a reflection nebula (the upper, blue portion), and a dark nebula (the apparent 'gaps' within the emission nebula).
      
         
                
          SPECIFICATIONS
          
                                          
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    Date of observation
                  unknown
               
 
                
                                                        
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    Processing
                  Pixinsight, Photoshop
               
 
                
                                                        
                   Credits 
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