Search - Ringworld

Author: Larrry Niven
" intermediate step between Dyson Spheres and planets...a ring 93 million miles in radius...the mass of Jupiter. We can spin it for gravity. The thing is roomy enough: three million times the area of the Earth." The originl novel about the building of the Ringworld, with appearances by Puppeteers and kzin.
ISBN: 177386
Publication Date: 6/1974
Pages: 342
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4 stars, based on 1 rating
Publisher: Ballantine
Book Type: Paperback
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