Russia Developing Futuristic Methane-Powered Rocket Propulsion
Russian federal agency Roscosmos plans to develop a natural-gas-powered rocket engine. The federal space exploration program for 2016-2025 guarantees funding for the project.
According to the newspaper, under a special R&D project on propulsion engines, Russia will develop the structural elements of an oxyhydrogen-powered rocket engine. Roscosmos is reported to be ready to unveil over 25 billion rubles ($326 million), however not the entire sum will be spent on a methane-powered engine.