![The cockpit of the solar-powered Solar Impulse 2 aircraft is pictured after a training flight at its base in Payerne November 8, 2014. From left to right instruments are : fuses, throttle, The cockpit of the solar-powered Solar Impulse 2 aircraft is pictured after a training flight at its base in Payerne November 8, 2014. From left to right instruments are : fuses, throttle,](https://c8.alamy.com/compfr/2cx69yx/the-cockpit-of-the-solar-powered-solar-impulse-2-aircraft-is-pictured-after-a-training-flight-at-its-base-in-payerne-november-8-2014-from-left-to-right-instruments-are-fuses-throttle-power-management-autopilot-motor-control-flying-instruments-and-telecomunication-the-aircraft-which-was-unveiled-april-9-weighs-2-4-tons-with-a-wingspan-of-72-meters-236-ft-and-more-than-17000-solar-cells-the-attempt-to-fly-around-the-world-in-stages-using-only-solar-energy-will-be-made-from-march-2015-starting-from-abu-dhabi-reuters-denis-balibouse-switzerland-tags-transport-environment-sci-2cx69yx.jpg)
The cockpit of the solar-powered Solar Impulse 2 aircraft is pictured after a training flight at its base in Payerne November 8, 2014. From left to right instruments are : fuses, throttle,
![Erdumrundung im Solarflugzeug: Schlechtes Wetter hält Sonnenflieger in China fest - Gesellschaft - FAZ Erdumrundung im Solarflugzeug: Schlechtes Wetter hält Sonnenflieger in China fest - Gesellschaft - FAZ](https://media1.faz.net/ppmedia/aktuell/217241268/1.3611379/default-retina/muss-vorerst-weiter-am-boden.jpg)
Erdumrundung im Solarflugzeug: Schlechtes Wetter hält Sonnenflieger in China fest - Gesellschaft - FAZ
![The cockpit of the solar-powered Solar Impulse 2 aircraft is pictured after a training flight at its base in Payerne November 8, 2014. From left to right instruments are : fuses, throttle, The cockpit of the solar-powered Solar Impulse 2 aircraft is pictured after a training flight at its base in Payerne November 8, 2014. From left to right instruments are : fuses, throttle,](https://c8.alamy.com/comp/2CYH7AW/the-cockpit-of-the-solar-powered-solar-impulse-2-aircraft-is-pictured-after-a-training-flight-at-its-base-in-payerne-november-8-2014-from-left-to-right-instruments-are-fuses-throttle-power-management-autopilot-motor-control-flying-instruments-and-telecomunication-the-aircraft-which-was-unveiled-april-9-weighs-24-tons-with-a-wingspan-of-72-meters-236-ft-and-more-than-17000-solar-cells-the-attempt-to-fly-around-the-world-in-stages-using-only-solar-energy-will-be-made-from-march-2015-starting-from-abu-dhabi-reutersdenis-balibouse-switzerland-tags-transport-environment-sci-2CYH7AW.jpg)
The cockpit of the solar-powered Solar Impulse 2 aircraft is pictured after a training flight at its base in Payerne November 8, 2014. From left to right instruments are : fuses, throttle,
![German test pilot Markus Scherdel, steers the solar-powered Solar Impulse HB-SIA prototype airplane during his first flight over Payerne April 7, 2010. The propeller plane, with a 61 metres (200 feet) wingspan, German test pilot Markus Scherdel, steers the solar-powered Solar Impulse HB-SIA prototype airplane during his first flight over Payerne April 7, 2010. The propeller plane, with a 61 metres (200 feet) wingspan,](https://c8.alamy.com/comp/2D2GW14/german-test-pilot-markus-scherdel-steers-the-solar-powered-solar-impulse-hb-sia-prototype-airplane-during-his-first-flight-over-payerne-april-7-2010-the-propeller-plane-with-a-61-metres-200-feet-wingspan-is-powered-by-four-electric-motors-and-designed-to-fly-day-and-night-by-saving-surplus-energy-from-its-12000-solar-cells-in-high-performance-batteries-wednesdays-flight-follows-six-years-work-by-50-engineers-and-technicians-led-by-swiss-adventurer-bertrand-piccard-on-the-so-called-solar-impulse-project-picture-taken-april-7-2010-reuterschristian-hartmannpool-switzerland-2D2GW14.jpg)