Exocet
Specifications
| Designation | Exocet |
| Also Known As | MM38, AM39, SM39, MM40 |
| Type | Anti-ship missile (air, ship, sub, and land launched variants) |
| Manufacturer | MBDA (formerly Aerospatiale) |
| Operators | France; United Kingdom; Argentina; United Arab Emirates; Saudi Arabia; Brazil; Chile; Egypt; Greece; India; Indonesia; Kuwait; Malaysia; Morocco; Oman; Pakistan; Peru; Qatar; South Africa; South Korea; Thailand; Turkey; Venezuela; Vietnam |
| Length | 5.9 m |
| Diameter | 0.348 m |
| Weight | 780 kg |
| Wingspan | 1.1 m |
| Range | 180 km |
| Speed | Mach 0.93 |
| Max Altitude | 0.002 km |
| Guidance | Inertial navigation system (INS) for mid-course guidance, active radar homing (ARH) for terminal phase, with sea-skimming profile. MM40 Block 3 adds GPS/Galileo for waypoint navigation and coastal target capability. |
| Warhead | 165 kg high-explosive blast-fragmentation with delay fuse |
| Propulsion | Solid-propellant booster, solid-propellant sustainer motor (MM38/40) or solid-propellant rocket motor (AM39/SM39) |
| First Tested | 1971 |
| First Deployed | 1975 |
| Unit Cost | ~$1,500,000 (MM40 Block 3) |
Overview
The Exocet is a highly successful and widely proliferated anti-ship missile developed by France's MBDA. First deployed in 1975, it has earned a formidable reputation through its combat record, most notably during the 1982 Falklands War and the 1987 attack on the USS Stark. Available in air, ship, submarine, and land-launched variants, the Exocet's versatility and sea-skimming flight profile make it a persistent threat to naval vessels. Its continued operational status with over 30 navies, including several in the Middle East, underscores its enduring relevance. In the context of the Coalition vs Iran Axis conflict, the Exocet represents a significant capability for both state and potentially non-state actors, influencing naval deterrence and freedom of navigation in critical waterways like the Strait of Hormuz.
Development History
Development of the Exocet began in 1967 by Nord Aviation (later Aerospatiale, now MBDA) in response to a French Navy requirement for a ship-launched anti-ship missile. The initial MM38 variant entered service in 1975. Its success led to the rapid development of air-launched (AM39) and submarine-launched (SM39) versions, expanding its tactical utility. A major upgrade, the MM40, introduced an extended range and improved guidance. The most advanced iteration, the MM40 Block 3, deployed in 2007, incorporates GPS/Galileo navigation, allowing for waypoint programming and the ability to engage coastal land targets in addition to ships. This evolution from a basic anti-ship weapon to a more versatile precision-strike missile highlights MBDA's continuous efforts to maintain its relevance in a changing threat landscape, ensuring its operational longevity across diverse platforms and mission sets.
Technical Deep Dive
The Exocet missile operates on a fire-and-forget principle, employing a sophisticated guidance system to achieve its mission. Upon launch, a solid-propellant booster accelerates the missile to its cruising speed of approximately Mach 0.93. Once the booster is expended, a solid-propellant sustainer motor (or rocket motor for air/sub variants) maintains this speed throughout the flight. Mid-course guidance is provided by an Inertial Navigation System (INS), which can be updated with GPS/Galileo data in Block 3 variants for enhanced precision and waypoint navigation. The missile maintains an extremely low sea-skimming altitude, typically 1-2 meters above the wave tops, making it exceptionally difficult for enemy radar to detect until it is very close. In the terminal phase, an active radar seeker activates, locking onto the target vessel and guiding the missile for a direct impact. The 165 kg high-explosive blast-fragmentation warhead, equipped with a delay fuse, is designed to detonate inside the target ship, maximizing internal damage and increasing the probability of sinking or mission kill.
Combat Record
Tactical Role
The Exocet serves primarily as an anti-ship weapon, designed to neutralize surface combatants and merchant vessels. Its multi-platform launch capability (air, surface, sub-surface, land) provides significant tactical flexibility, allowing operators to engage targets from various vectors. The sea-skimming profile is crucial for evading detection by shipboard radar and air defense systems, enabling a surprise attack. In the Coalition vs Iran Axis conflict, Exocet variants, particularly older models, could be employed by Iranian naval forces or proxies in asymmetric warfare scenarios, targeting high-value Coalition assets or disrupting shipping in critical chokepoints like the Strait of Hormuz. The MM40 Block 3's land-attack capability also introduces a potential for precision strikes against coastal infrastructure.
Strengths & Weaknesses
Variants
| Variant | Differences | Status |
|---|---|---|
| MM38 | Original ship-launched variant, range of 42 km. Utilizes a solid-propellant rocket motor. | Retired/Limited Service |
| AM39 | Air-launched variant, designed for fixed-wing aircraft and helicopters. Range up to 70 km (Block 2) depending on launch altitude and speed. | Operational |
| SM39 | Submarine-launched variant, encapsulated in a torpedo tube-compatible container. Range up to 50 km. | Operational |
| MM40 Block 3 | Ship and coastal battery-launched variant with extended range (180 km), GPS/Galileo guidance, waypoint navigation, and land-attack capability. Features a turbojet engine for longer endurance. | Operational |
Countermeasures
Adversaries employ a multi-layered approach to counter Exocet missiles. The primary defense involves electronic warfare (EW) systems, which can jam the missile's active radar seeker or deploy sophisticated decoys like chaff to divert it. Close-in Weapon Systems (CIWS) such as Phalanx or Goalkeeper provide a last line of defense, engaging the missile with rapid-fire guns at very close range. Naval vessels also utilize evasive maneuvers, turning into or away from the missile's trajectory to present a smaller radar cross-section or to complicate the seeker's lock. Advanced radar systems are designed to detect sea-skimming threats earlier, providing more time for defensive actions. Additionally, passive measures like radar absorbent materials and signature reduction techniques aim to make the target less visible to the Exocet's seeker.