with this they plan to flie the hole world in just 20 day and 20 night
it collected so much energy in the day it stors it and used the smallest amont when it needs it and it currently holds the longes fly in the night by solar pannels it flies using four propeller engines powered by 12,000 solar cells attached to the wings.
they made it so the light is converted strait to energy in a blink of and eye if it a clear night they can charge by the moon as well
And then this electricity goes simultaneously to the engines and to the batteries and then we will reach the next daywith out running out and you will be safe it still chrges if it s a dark day
it has been made so light the wing spand are the same at a jumbo jet but waights the same as a littel car
facts off inturnet