In the 1970′s the Princeton physicist Gerard O’Neill with the help of NASA Ames Research Center and Stanford University held a series of space colony summer studies which explored the possibilities of humans living in giant orbiting spaceships. Colonies housing about 10,000 people were designed and a number of artistic renderings of the concepts were made. (More images and higher resolutions are available from here).



































[...] Bild: Nasa: Space Colony Art from the 1970s, via The Public Domain Review. [...]
[...] the Public Domain Review, think tank concepts for possible off-Earth colonies — a glorious glimpse at what could have [...]
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[...] A ideia ficou no papel, mas deu origem a esses lindos desenhos em domínio público garimpados pelo Public Domain Review. [...]