U.S. startup Astro Mechanica plans to take its hybrid-electric supersonic engine into high-altitude and high-speed ground testing this year as it moves toward flying the unique powerplant in 2027 in a ...

Ukrainian aerospace startup Scopa Industries has begun production of an auto-start jet engine capable of powering a missile over a distance of up to 250 km. Source: Mykhailo Fedorov, First Deputy ...

Moreover, the engines are designed to run on liquid natural gas (LNG), which is 1/10th the price of traditional jet fuel, offers more energy per unit weight, and produces 30% less CO2 when burned. The ...

Screenshot from social media post of Ukrainian volunteers assembling a small cruise missile with a pulsating Trembita engine. Its task is to destroy objects and exhaust the enemy’s anti-aircraft ...