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APOD

Astronomy Picture of the Day
  1. The hydrogen in your body, present in every molecule of water, came from the The hydrogen in your body, present in every molecule of water, came from the


  2. That reddish dot -- it wasn't there before. That reddish dot -- it wasn't there before.


  3. What's happening at the center of active galaxy 3C 75? What's happening at the center of active galaxy 3C 75?


  4. Lynds Dark Nebula 183 Lynds Dark Nebula 183


  5. The beautiful The beautiful