English => News => Topic started by: Redaktion on August 21, 2025, 14:56:12
Title: A solar-powered plane achieves altitude record in a 5-hour flight
Post by: Redaktion on August 21, 2025, 14:56:12
SolarStratos achieved an altitude of 9,521 metres using a double electric motor aircraft, which took advantage of warm air thermals and a lithium-ion battery to fly over the Valais Alps. The aircraft had 22 square metres of solar cells, which helped recharge the batteries.