Solar powered world flight

JoanDrake · Jun 3, 2014

AP Newswire | Stars and Stripes

NASA has several robot planes that are solar powered and have stayed aloft several hours.
NASA Armstrong Fact Sheet: Pathfinder Solar-Powered Aircraft | NASA

Amazing things to look at, very pretty with huge wings. I wonder why you don't see more of them on SF book covers.

chrispenycate · Jun 3, 2014

Well, the Swiss two man solar plane is now flying, too.

Vive les Picards

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