Chinese researchers have made a significant breakthrough in rocket propulsion by utilizing helium to enhance efficiency and reduce exhaust temperatures. Inspired by issues with Boeing's Starliner spacecraft, the team at Harbin Engineering University found that injecting helium into solid-fuel rocket motors could triple thrust and improve stealth capabilities. This technique not only increased specific impulse efficiency but also reduced the exhaust temperature, making rockets less detectable by heat-seeking sensors. The researchers reported that helium's inert nature ensures combustion stability, unlike volatile alternatives like hydrogen. The ability to adjust rocket thrust in real-time and reduce exhaust temperatures could improve missile survivability and make interception more challenging. This discovery has implications for military technology, particularly in missile defense and hypersonic warfare, potentially advancing Chinese missile capabilities significantly. Beyond the military sector, the use of helium in rockets could have civilian applications in space travel, making launches more cost-effective and efficient. The research findings, led by aerospace researcher Yang Zenan, were published in a scientific journal, emphasizing the potential of helium-enhanced rockets in various applications. This breakthrough could revolutionize rocket propulsion systems, offering benefits in satellite deployment and space exploration.