The new Solar Impulse 2 aircraft is pulled out of its base for the first time for tests with solar panels in Payerne. (REUTERS)
The aircraft, which was unveiled April 9, weighs 2.4 tons with a wingspan of 72 meter and more than 17,000 solar cells. (REUTERS)
The attempt to fly around the world in stages using only solar energy will be made in 2015. (REUTERS)
(REUTERS)
(REUTERS)
(REUTERS)
(REUTERS)