Iran's Kheybar Shekan ballistic missile is back in the spotlight after newly recovered wreckage reportedly revealed an advanced anti-jamming satellite navigation system. Military analysts say the missile may now be better equipped to operate in electronic warfare environments, raising fresh questions about the effectiveness of Patriot, THAAD and Arrow missile defense systems. This explainer breaks down the missile's reported guidance upgrades, solid-fuel design, mobile launch capability, maneuverable warhead, and why the discovery matters for the Middle East's military balance. Is Iran's missile program entering a new phase? Watch the full analysis.