Another air record has been (unofficially) broken as a prop-driven solar/electric aircraft reached the highest altitude yet for its type. On August 12, 2025, a modified Elektra One reached 31,237 feet ...

Small US aerospace project Helios Horizon claims to have recently broken the record for the highest-flying multi-seat electric aircraft, which it considers a step on its journey into the stratosphere.

Helios Horizon, a small US aerospace project seeking to demonstrate electric propulsion, aims to break a world altitude record for electric aircraft this summer and in 2025 to fly higher, into earth’s ...

The Colorado mission flights took place from an airfield situated at 5,800 feet above sea level, with temperatures reaching 36°C (96.8°F) and a takeoff density altitude of 9,500ft. The B23 Energic ...