Space Colonies Of The Future As Imagined By Nasa In The 1970S
The goal was to build a 10,000-person orbiting community with materials and technologies available to people in the 1970s. The whole project was designed to be cost-effective. Humans would harvest the mineral riches of asteroids (such as cobalt, iron, nickel and platinum). Artists were commissioned to imagine what these slowly rotating complexes would like (rotation was needed to provide gravity). These visions of space colonies and our general future in space were gripping and ignited the imagination of more than a few young dreamers....