# North Korea conducted a ground test of a solid-fuel rocket engine that analysts believe is being developed for its latest ICBM.

*aerospace · news · 2026-04-06 · Newsmax*

## Key points

- North Korea tested a solid-fuel rocket engine intended for ICBMs with carbon fiber airframes.
- The new engine likely has greater thrust than the 2024 model, enabling heavier or multiple warheads.
- Carbon fiber construction allows the missile to extend its range and carry multiple warheads.
- South Korea's NIS confirmed these advancements in a closed-door briefing to lawmakers.

**Countries:** North Korea, South Korea, Japan

[Read the full story on Newsmax](https://www.newsmax.com/world/globaltalk/north-korea-carbon-fiber-icbm-multi-warhead-delivery/2026/04/06/id/1251923/)

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