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Defdex

Missile · Air

AIM-260 JATM

Joint Advanced Tactical Missile: long-range air-to-air missile developed to complement or replace the AIM-120 AMRAAM, sized for internal carriage on the F-22 and F-35.

by Lockheed Martin

PrototypeMissileAir

Joint Advanced Tactical Missile: long-range air-to-air missile developed to complement or replace the AIM-120 AMRAAM, sized for internal carriage on the F-22 and F-35.

Timeline

No milestones recorded for AIM-260 JATM yet. The timeline fills in as unveilings, tests, contracts and deliveries are sourced.

News1

Sources2

  1. 1.
    NewsLockheed Martin reveals new secret missile, fast tracks production

    Reuters · Sep 17, 2026 · Supports: System

    “The missile, known as the AIM-260 Joint Advanced Tactical Missile (JATM)”
  2. 2.
    NewsAIM-260 Joint Advanced Tactical Missile (JATM)

    Air & Space Forces Magazine · Supports: System, System · maturity

    “JATM is the next-generation long-range air-to-air missile designed to complement or replace the current medium-range AIM-120 AMRAAM.”

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