CHINA used green lasers fired from satellites to gather intelligence for a surprise hypersonic missile attack on Hawaii, it has been warned. “It’s a Chinese satellite that is measuring pollutants, among other things,” said Roy Gal, from the University of Hawaii Institute of Astronomy. The Chinese launched two hypersonic nuclear missiles which circled the Earth and "defied the laws of physics" back in 2021. Its relatively low cost means the Chinese military can fire scores of them if a first attempt fails. “This has applications for many forms of aviation ranging from civil transport and hypersonic missiles.