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        Summary 
        
         
          
           | Description | 
           
             Deutsch: Größenvergleich der vier erdähnlichen Planeten (Merkus, Venus, Erde, Mars) in Echtfarben 
            English: Size comparison of the four terrestrial planets (Mercury, Venus, Earth, Mars) in true colour. 
            Română: Comparaţie la scară între cele patru planete terestriale (Mercur, Venus, Pământ / Terra, Marte) în culori reale. 
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           | Date | 
           30 August 2012 | 
          
          
           | Source | 
           Own work, based on the these sources. | 
          
          
           | Author | 
            Scooter20 | 
          
         
         
        Sources 
        The image is derived from the following images
        
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            Base Image (removed Ceres and computer-simulated depictions of the other planets)
            
           
          
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            Mercury in true colour (from  MESSENGER, 2008)
            
           
          
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            Venus in true colour (from  Mariner 10, 1975)
            
           
          
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            Earth in true colour (from  Apollo 17)
            
           
          
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            Mars in true colour (from  Hubble Space Telescope)
            
           
          
        
        Licensing 
        
         
          
           | Public domainPublic domainfalsefalse | 
          
         
         
          
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           This file is in the  public domain because it was solely created by  NASA. NASA copyright policy states that "NASA material is not protected by copyright unless noted". (See  Template:PD-USGov,  NASA copyright policy page or  JPL Image Use Policy.) | 
           
            
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           Warnings:
             - Use of  NASA logos, insignia and emblems are restricted per US law  14 CFR 1221.
 
             - The NASA website hosts a large number of images from the  Soviet/ Russian space agency, and other non-American space agencies. These are not necessarily in the public domain.
 
             - Materials based on  Hubble Space Telescope data may be copyrighted if they are not explicitly produced by the  STScI.  See also {{ PD-Hubble}} and {{ Cc-Hubble}}.
 
             - The  SOHO (ESA & NASA) joint project implies that all materials created by its probe are copyrighted and require permission for commercial non-educational use.  
 
             - Images featured on the  Astronomy Picture of the Day (APOD) web site may be copyrighted.  
 
             
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       File usage
       
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