Swiss pilot Raphael Domjan beat the altitude record for a solar-powered electric plane in a flight that took him soaring to 9,521 meters, or 31,237 feet, his team announced Wednesday. The SolarStratos ...

Swiss pilot Raphael Domjan got within around a thousand metres of setting a new altitude record in a solar-powered plane on Sunday as he chases the goal of breaking the 10,000 metres barrier.

Swiss pilot Raphael Domjan beat the altitude record for a solar-powered electric plane in a flight that took him soaring to 9,521 metres, his team announced Wednesday. The SolarStratos plane made the ...

The first phase of the 150MW project was commissioned in 2023. Image: PowerChina. On 15 December, the second phase of the Huadian Tibet Caipeng PV-Storage Project was connected to the grid at 5,228 ...

Though many eyes are on space as orbit develops into a thriving business ecosystem, Radical is keeping things a little closer to the ground — but not too close. Its high-altitude, solar-powered ...

To keep a solar-powered HAPS flying continuously, its power generation must exceed its consumption. While predicting the power consumption of the motors is straightforward, predicting the power ...