Potential record-setting flight pushes the boundaries of sustainable aircraft ahead of an attempted stratospheric flight.

The achievement is "one of those unforgettable peaks that define great human and technological adventures," the SolarStratos ...

Swiss pilot Raphael Domjan beat the altitude record for a solar-powered electric plane in a flight that took him soaring to 9 ...

Swiss pilot Raphaël Domjan flew the SolarStratos solar-powered aircraft to 8,224 meters on Aug. 10, setting a personal record but falling short of the 9,235-meter world mark held by Solar Impulse.

The SolarStratos plane didn't reach its goal of 10,000 metres but still exceeded its highest solar flight ever.

Swiss pilot Raphael Domjan on Friday made his first attempt of the year at setting a new aviation record: reaching an ...

SolarStratos calls the plane “daring and finely engineered.” It can take off at 31 mph (50 kph). Its maximum speed is 87 mph (140 kph). Cruising speed is around 50 mph (80 kph). The pilot has a ...

A Swiss pilot has claimed the altitude record for a solar-powered electric plane, reports CBS News. Raphael Domjan, 53, took ...

Swiss aviator Raphael Domjan came close to breaking the world record for solar-powered flight, reaching an altitude of 8,224 meters.

Swiss solar aircraft SolarStratos has claimed a new world altitude record for a solar-electric flight, reaching 9,521 metres ...