Japan has completed a ground combustion test of a ramjet engine designed for a ...

The test missile demonstrated a flawless booster‑to‑ramjet handoff in a L3Harris’ specialized high-speed-air-breathing ...

The compact, liquid-fuelled ramjet engine uses a novel combustion technology called rotating detonation that offers significantly improved efficiency for high-speed flight at Mach 5 and beyond. Engine ...

Key to this is the Venus Aerospace VDR2 air-breathing detonation ramjet engine that was unveiled last year. The heart of it is a ramjet that propels test vehicles at hypersonic speeds. At first, it ...

Japan has taken a serious step into the hypersonic race with a hydrogen-fueled ramjet test that pushed a small experimental aircraft into conditions equivalent to Mach 5. In April 2026, Waseda ...

TOKYO -- A Japanese research team has conducted the country's first successful combustion test of a ramjet engine for an experimental Mach 5 aircraft.･･･ ...

The rotating detonation ramjet engine provides a more compact, lightweight design than standard engine designs, and uses a continuous, self-sustaining detonation wave. GE Aerospace and Lockheed Martin ...

The Japan Aerospace Exploration Agency (JAXA) has conducted a Mach 5 ramjet combustion test on an experimental hypersonic aircraft developed jointly with three Japanese universities. The experimental ...

JAXA successfully tested a hydrogen-powered aircraft at Mach 5, pushing commercial aviation beyond Concorde-era ambitions.