Comment on Dyson sphereComments−fn12yAlso see RingWorld (http://en.wikipedia.org/wiki/Ringworld), a classic Sci-Fi novel about a structure that is an intermediate stage to a Dyson Sphere (a ring instead of a sphere).
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Also see RingWorld (http://en.wikipedia.org/wiki/Ringworld), a classic Sci-Fi novel about a structure that is an intermediate stage to a Dyson Sphere (a ring instead of a sphere).