] California -- NASA has made aeronautics history by ] launching an experimental jet that reached a record ] velocity of just over seven times the speed of sound. ] ] Fifty-seven years after test pilot Chuck Yeager broke the ] sound barrier, NASA on Saturday launched the unpiloted ] research jet, in a development some observers say could ] change the future of space travel. ] ] It is the first time a supersonic-combustion ramjet, or ] scramjet, which uses air for fuel, had traveled so fast, ] flight engineer Lawrence Huebner told reporters. ] ] Scientists hope such jets will make space travel more ] affordable and spur commercial ventures. WOOOOOSH! -LB |