6 solar powered houses turning after the sun: 12 am 
6 houses turning after the sun in order to get more solar energy on the huge photovoltaic roof. | 
6 solar powered houses turning after the sun: 12 am 
6 houses turning after the sun in order to get more solar energy on the huge photovoltaic roof. | 
| 1992 book project advance to solar age starts | 
| Computer rendered pictures show a look into the solar future | |
| Pictures produced by DKB raytracer, an earlier version of POV 1992 for the book Advance to the solarage | |
| Hauses in the future solar-age |  
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| First design of the GEMINI inhabited solar power plant from 1992: 150m² photovoltaic roof, practical heat energy free, turning after the sun | |||
| 6 solar power houses turning after the sun: 1 pm |  
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| 6 houses turning after the sun in order to get more solar energy on the huge photovoltaic roof. | |||