SM-3 missiles destroy incoming ballistic missile threats in space using nothing more than “sheer impact,” like hitting a 10-ton truck traveling at 600 mph, The missile missed hitting the incoming missile. round half of the tests over the 13 years since the system became operational have been declared fully or partly successful.
Last August, the United States did successfully intercept a medium-range ballistic missile off the coast of Hawaii. There are renewing concerns of how the United States will defend itself in the event of a missile attack by North Korea or another adversary. There is another problem: North Korea regularly practices firing salvos of missiles because the American system is designed to intercept only one or two incoming warheads at a time. Military officials said that it was unclear why Wednesday’s test failed. The system currently is deployed in Romania, and is “on track” to be deployed on U.S. warships and at military bases this year.