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German test pilot Markus Scherdel lands the solar-powered Solar Impulse 2 aircraft after its first flight in Payerne, Switzerland. The aircraft, which was unveiled on April 9, 2014 weighs 2.4 tons with a wingspan of 72 meter and more than 17,000 solar cells. The attempt to fly around the world in stages using only solar energy will be made in 2015.
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