Tianran Xu

About the author

Tianran Xu is a Senior Analyst for Open Nuclear Network (ONN), a program of PAX sapiens. Tianran focuses on North East Asian security and missile systems. Tianran uses photo mensuration to measure the size, range and capacity of missiles. He also analyses photos, videos and satellite imagery to understand nuclear and missile programs.

Why KN-25 guided rockets are North Korea’s most unique nuclear weapon

As large as ballistic missiles, 600mm rockets are key to the DPRK’s strategy of low-cost saturation attacks

Tianran Xu April 22, 2026

About the author

Tianran Xu

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Why KN-25 guided rockets are North Korea’s most unique nuclear weapon

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About the author

Tianran Xu

More articles by 'Tianran Xu'

Why KN-25 guided rockets are North Korea’s most unique nuclear weapon

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