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Sun-powered stratospheric SolarStratos plane flies before landing in Sion airport with the Tourbillon Castle in the background, on July 18, 2024. The stratospheric SolarStratos plane was moved to its new base in Payerne ahead of it 10.000 meters altitude world record attempt, the first time for a manned solar-powered airplane into the stratosphere. This record-breaking flight, a step towards the stratospheric flight, is planned for the summer 2025. (Photo by Fabrice Coffrini/AFP Photo)
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