NASA’s 1970s-era vision of space colonization, a time of great optimism about space exploration. The Apollo missions were completed and the Space Shuttle program was underway. How soon before cheap and frequent flights to space would allow the construction of O’Neal colonies and mining camps on the Moon? This visionary approach calls for tiered greenhouses in space and unlimited solar power beamed back to Earth… all before the year 2000! Found at YouTube from SpaceRip.

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