7OCT

Stark and MBDA plan Sea Venom on a USV

2 min read

12:59UTC

Stark Defence and MBDA plan to put four Sea Venom anti-ship missiles and ten Cascade loitering-munition cells on Stark's 12m robot boat, with integration at an early stage.

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Key takeaway

Stark and MBDA's armed robot boat exists on paper, with Sea Venom integration only at an early stage.

Stark Defence, the German uncrewed-systems company, and missile maker MBDA said on 30 September they will fit four Sea Venom anti-ship missiles in an aft box launcher and ten cells of Cascade loitering munitions forward on Stark's 12m uncrewed surface vessel (USV)⁠¹. MBDA's British arm makes Sea Venom, a light missile built for helicopters. The two companies describe Sea Venom integration as at an early stage, with more autonomy testing at Nordic exercises through 2027.

Until that testing is done, the Stark boat is a plan rather than a fielded weapon. Neither company has said when a live round will be fired from the hull. In the US, Lockheed Martin and Saildrone have already put two JAGM rounds into the air from a Surveyor-class boat, so the European pair is starting behind on the trial record. A helicopter missile and a loitering munition on one 12m deck give a single small boat two different ways to engage, which is what makes the configuration worth watching once firing trials begin.

Deep Analysis

In plain English

Stark Defence, a German company, builds small boats that run without a crew. MBDA is a European missile maker. On 30 September they said they intend to put missiles on one of Stark's 12m boats. Stark and MBDA have announced a plan, not a working weapon. Nobody has fired a Sea Venom missile from it. Both firms call the work early-stage.

Deep Analysis

Root Causes

A 12m hull has limited deck space and weight margin, so the layout has to put weapons where they do not upset stability: an aft box launcher for four missiles and ten cells forward for the smaller munitions.

The weapon and the boat come from different firms. MBDA UK makes Sea Venom, and Stark makes the hull and its autonomy. Integration therefore means joining two companies' interfaces, which is why both describe the work as early stage.

What could happen next?

Consequence
If the integration works, a navy could buy an armed robot boat from existing parts rather than commission a new design.
Risk
A slip in the Nordic autonomy tests would push the armed configuration beyond 2027.

Source Landscape

This story draws on neutral-leaning sources

Primary parallel: On 17 June 1919 a single British Coastal Motor Boat, CMB 4 under Lieutenant Augustus Agar, sank the Russian cruiser Oleg at Kronstadt with a torpedo. Small hulls carrying a ship-killing weapon is the idea Stark and MBDA are reviving, with the crew replaced by software.

Counter-parallel: The nearest recent firing from an uncrewed hull is Saildrone's two missiles at RIMPAC in August (ID:5884). That used a Surveyor-class vessel and a different weapon, and it was a demonstration, not an operational fit.

Neither firm has published a price, a customer or a production number. The plan pairs a missile that already exists with a hull that already exists, which lowers development cost compared with a new weapon.

The revenue case depends on a navy ordering the combined system, and no navy has been named.

Sources:Baird Maritime

Mentions:Joint Air-to-Ground Missile →Saildrone Surveyor →Coastal Motor Boat →Stark Defence →Sea Venom →Cascade →Saildrone →RIMPAC →Lockheed Martin →MBDA →Kronstadt →Russian cruiser Oleg →

First Reported In

Update #13 · US Navy orders 30 robot boats from 3 yards

Baird Maritime· 7 Oct 2026

Read original →

Different Perspectives

DNV and Fassmer

Signed a memorandum at SMM in Hamburg, announced on 10 September, to seek an approval in principle for autonomous naval vessels. DNV's Rasmus Stute said autonomy is "becoming one of the key pillars in defence".

Belgian Ministry of Defence

Awarded Exail Robotics Belgium €9.87m on 14 September, without competition, for three TRIDENT systems carrying the K-STER C mine-disposal vehicle for Ukraine. It had tendered separately in July for twelve tethered ROVs, not yet bought.

IRGC Navy (Iran)

IRGC spokesman Hossein Mohebbi said the IRGC Navy seized a US Kingfish mine-hunting vehicle in the Strait of Hormuz on 27 September, valuing it at several million dollars. US Central Command calls the claim "clearly desperate"; no verified imagery exists.

UK Defence Intelligence and Kraken

Defence Intelligence said the 12 September clash "almost certainly marks the first time" Russian and Ukrainian USVs engaged directly. Kraken meanwhile trialled an unarmed Saab radar picket boat on 5 and 6 October.

Ukrainian forces and ARX Robotics

A Ukrainian Sargan-3000 destroyed a Russian robot boat on 12 September, and the first ARX GEREON ground robots reached Ukraine on 29 September. The Sargan-3000 carries a mounted gun.

Indian Register of Shipping

Certified Accurate Industrial Controls' ISACA collision-avoidance software to IMO standards after five audited milestones and 2,500 hours of trials. The firm plans to use it converting six Indian Navy patrol boats.