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Old February 2 2013, 09:03 PM   #31
publiusr
Commodore
 
Re: planetary classes

Then too, there is actually such thing as cthonian planets
http://www.space.com/13828-alien-pla...fographic.html
http://www.centauri-dreams.org/?p=26133 http://www.centauri-dreams.org/?p=25952
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