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If

the Andromeda Galaxy

was brighter...

 

 

Due to its low surface brightness,  Andromeda's great size is not evident.

 

Superimposing the Moon picture on the M31 picture at the same scale dramatizes the point.

 

Click here for more information

 

REU program, N.A.Sharp/NOAO/AURA/NSF

 

 

  

     Where to look for it

 

 

 

    Other galaxies