Overview
- Heart Aerospace flew the piloted X1 demonstrator for 27 minutes and reached about 1,100 feet on Wednesday, August 12, proving its all‑electric propulsion system delivered more than 1 megawatt during the mission.
- At 106 feet in wingspan and over 25,000 pounds takeoff weight, X1 is the largest battery‑electric aircraft flown to date and used roughly $5 worth of electricity for the flight.
- The test was conducted under an FAA Special Airworthiness Certificate in the Experimental Category to validate aerodynamics, power delivery, and flight procedures before heavier certification work.
- X1 is a development step toward the ES‑30; Heart is building a pre‑production ES‑30 in a Los Angeles pilot plant with flight tests planned for 2028 and a targeted entry into service in 2031, supported by airline commitments including a reported United pre‑commitment of 100 aircraft and roughly $9.4 billion in customer interest.
- Key hurdles remain because the ES‑30 must secure full FAA Part 25 certification, meet battery energy‑density and hybrid integration targets, and recover schedule slippage, while Heart argues the design could cut operating costs by more than 40 percent if those technical and regulatory milestones are met.