Jules Giessler
August 14, 2025Advertisement
Swiss eco-explorer Raphael Domjan has reached a record altitude of 9,521 meters in a solar-powered aircraft, edging closer to his goal of flying at commercial airliner heights. His five-hour flight used standard SunPower solar cells, highlighting the accessibility of solar technology. Domjan aims to prove that sustainable aviation is possible — without sacrificing the dream of flight.