HermeusConceptual
A planned Mach 5 commercial hypersonic airliner that would carry approximately 20 passengers at 90,000+ feet altitude, cutting transatlantic flight times from 7 hours to 90 minutes. Represents Hermeus's long-term commercial vision.
Latest update Aug 8, 2026
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Still a long-term aspiration rather than a near-term program. Hermeus is currently prioritizing defense aircraft, Quarterhorse flight testing, and propulsion maturation.
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An iterative program of unmanned, remotely piloted test aircraft designed to unlock high-speed flight one step at a time. Hermeus's aircraft page now lists Mk 0 through Mk 4 plus a 2028 Mission Plane, each purpose-built to validate a specific technical challenge and feed the next build.
A multi-mission reusable hypersonic uncrewed aerial system (UAS) designed for defense and national security missions including ISR and strike in contested environments. Powered by the Chimera II TBCC engine.
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Boeing
Boeing's current single-aisle aircraft family, spanning the 737-7 through 737-10, built around improved LEAP-1B engines, lower fuel burn, and broad commonality for airline operators.
Boeing
Wide-body long-haul twin-engine aircraft family built around composite structures, lower fuel burn, and route-opening flexibility for airlines.
Boeing
Next-generation wide-body twin-engine aircraft and the world's largest twin-engine jetliner, featuring folding wingtips, composite wings, and GE9X engines.
Boeing
Boeing's crew capsule for NASA's Commercial Crew Program, built to ferry astronauts and cargo to the International Space Station under a $4.2B NASA award (alongside SpaceX's Crew Dragon).