SolarImpulse - Morning SolarImpulse - Ground SolarImpulse - GoldenGate3 SolarImpulse - GoldenGate

 

SolarImpulse - GoldenGate4

SolarImpulse - Day

 

The Solar Impulse HB-SIA is a fully solar powered airplane prototype currently flying throughout the United States. With the data gathered through these flights, engineers will prepare the Solar Impulse HB-SIB to circumnavigate the globe in 2015.

“Carbon fiber structure, propulsion chain, flight instrumentation, everything has been designed to save energy, to resist the hostile conditions facing airplane and pilot at high altitudes and to marry weight restraints with the required strength.” – Solar Impulse