Altaeros’ Helium-Lifted Wind Turbines Make Successful First Flight

AKAP
Jul 5, 2025
3 min read

Altaeros Energies, founded by MIT alumni, has successfully tested the first-ever flying wind turbine—known as a Buoyant Air Turbine (BAT)—that uses helium to lift a conventional turbine encased in a 35‑foot inflatable shell to around 1,000–2,000 feet, where wind speeds are 5–8x stronger than at traditional turbine heights.

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