Boeing’s Starliner suffers another helium leak tungsten carbide price per kg
For both astronauts who had just boarded the Boeing “Starliner,” this journey was really frustrating. According to NASA on June 10 regional time, the CST-100 “Starliner” parked at the International Space Station had another helium leakage. This was the fifth leakage after the launch, and the return time had to be postponed. On June 6,