Discusses a space-colonization program being developed by physicist Gerald K. O'Neill which includes complete living and industrial facilities operating on solar energy.
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Discusses a space-colonization program being developed by physicist Gerald K. O'Neill which includes complete living and industrial facilities operating on solar energy.
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Add this copy of Colonies in Space: the Next Giant Step to cart. $6.90, very good condition, Sold by ThriftBooks-Reno rated 5.0 out of 5 stars, ships from Reno, NV, UNITED STATES, published 1977 by Harcourt Childrens Books.
Add this copy of Colonies in Space: the Next Giant Step to cart. $6.90, good condition, Sold by ThriftBooks-Baltimore rated 5.0 out of 5 stars, ships from Halethorpe, MD, UNITED STATES, published 1977 by Harcourt Childrens Books.
Add this copy of Colonies in Space: the Next Giant Step to cart. $36.57, good condition, Sold by Bonita rated 4.0 out of 5 stars, ships from Newport Coast, CA, UNITED STATES, published 1977 by Harcourt Childrens Books.
