Tehnicienii aeromediului aliniază cu atenție atașamentele, deoarece un sistem electric cu celule de combustibil este instalat pe aripa zburătoare alimentată cu energie solară Helios Prototype. Sistemul de celule de combustibil va alimenta aeronava noaptea în timpul zborului demonstrativ de lungă durată, sponsorizat de NASA, în vara lui 2003. 2003-03-04T00: 00: 03 Z
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