North Korea questions South Korea's claimed hypersonic glide-vehicle test success
In short
North Korea's missile chief questioned on October 15 whether South Korea's recent hypersonic glide-vehicle test had achieved hypersonic flight, citing photographs released by Seoul. South Korea had said the October 8 test successfully completed its planned flight.
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North Korea's missile chief questioned on October 15 whether South Korea's first test of a domestically developed hypersonic glide vehicle had achieved hypersonic flight. In comments carried by KCNA in a question-and-answer format, he cited photographs released by the South Korean government and said they could raise doubts about its account. South Korea had announced that the October 8 test was successful. [ 1 , 2 , 3 , 5 ]
The North Korean official said a photograph showing the vehicle descending vertically just before entering the sea appeared to show clean paint and no soot on its surface. He argued that this was difficult to reconcile with passage through the high-temperature conditions of hypersonic flight. He also asserted that the photographs and what he described as unclear statements from Seoul could prompt questions among defence technology specialists. These were his claims, rather than an independent technical assessment presented by the reports. [ 1 , 2 , 3 , 5 ]
South Korea's presidential office said the test was intended to check heat-resistant materials, guidance and control, and irregular flight at low altitude under hypersonic conditions, SBS reported. The office said the vehicle rose to its target altitude, separated successfully and completed its planned flight without problems. The president observed the October 8 launch, and photographs were released the next day. Other reports located the launch on a sea barge at the defence research agency's Anheung test site. [ 1 , 2 , 3 , 5 ]
Yonhap and Hankook Ilbo also reported that North Korea fired several ballistic missiles toward the East Sea on October 12, four days after South Korea's test announcement. Yonhap said North Korea described that activity the following day as a tactical ballistic-missile test. The supplied coverage gives the two sides' statements about the South Korean glide vehicle without establishing an independent conclusion on its actual performance. [ 2 , 5 ]
Why it matters
The accounts differ over the performance of a weapon South Korea is developing. The supplied reports describe North Korea's photo-based criticism and South Korea's earlier success announcement without independently resolving the dispute.
Key facts
- North Korea's missile chief made the comments in a question-and-answer report carried by KCNA on October 15. [ 2 , 3 , 5 ]
- He argued that the vehicle's clean paint and lack of soot raised doubts about hypersonic flight. [ 1 , 2 , 3 , 5 ]
- South Korea conducted the first test on October 8 with its president observing. [ 1 , 2 , 3 , 5 ]
- Seoul released photographs of the test on October 9. [ 1 , 3 , 5 ]
Confirmed by several sources
Still unclear
- The actual flight performance is not independently established by the supplied reports. North Korea disputed Seoul's announcement based on photographs; the reports provide no independent technical assessment resolving the claims.