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China says it has hypersonic missiles with heat-seeking tech – years before US

  • Breakthroughs in the precision and cooling mechanism of infrared sensors are pushing forward the country’s development of hypersonic weapons, researchers say
  • Warfare could be transformed by hypersonic missiles able to search for, identify and lock on to targets based on heat signature

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Researchers say they have made breakthroughs in using infrared sensors for hypersonic missiles. Photo: Handout
Chinese scientists say they have developed next-generation hypersonic weapons with technical breakthroughs in infrared homing technology – which the US military may not have until 2025.

Heat-seeking capability allows Chinese hypersonic missiles to home in on almost any target – including stealth aircraft, aircraft carriers and moving vehicles on the street – with unprecedented accuracy and speed, according to the researchers.

The first generation of hypersonic weapons were designed to penetrate missile defence systems and hit fixed targets on the ground at five times the speed of sound or faster. Although China and Russia had deployed some hypersonic missiles, a popular opinion elsewhere was that these weapons had little practical value unless a country wanted to start a nuclear war.

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But conventional warfare could be transformed by a hypersonic missile being able to search for, identify and lock on to a target based on its heat signature when flying at low altitudes where the air is thicker, said the Chinese researchers, from the hypersonic infrared homing programme at the National University of Defence Technology.

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According to the US Air Force, about 90 per cent of all the aircraft it has lost since the 1980s were shot down with heat-seeking missiles, and stealth fighters such as the F-22 could also be targets because their coating materials heat up easily in flight. A Chinese military researcher told an academic conference in 2020 that a ground-to-air hypersonic missile could catch up with and destroy an F-22 in a matter of seconds if it fired a missile or dropped a bomb from close range.
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