Never-ending detonations could blast hypersonic craft into space

South Korea’s space agency sets sight on missions that ‘won’t pay off until 2050’. The agency should be “exploring projects that the private sector can’t afford to, developing core technologies with far-reaching impact or truly futuristic technologies that can be realized 30 years later".

NASA, Axiom Agree to First Private Astronaut Mission on Space Station

In the emptiness of space, Voyager I detects plasma 'hum'