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French Navy conducts acceptance firing of M51.3 submarine-launched ballistic missile

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France’s defense procurement agency said the ballistic-missile submarine Le Vigilant successfully completed an acceptance firing of an unarmed M51.3 on Oct. 6, 2026. The event marks a test milestone for the French Navy’s submarine-launched strategic missile program, though the announcement provided no further details on results or next steps.

Discovered 2026-10-06T03:05:24.944187-07:00 | 2026-10-06T03:05:24.944187-07:00

Briefing

What Hype is tracking

  • The firing is an acceptance milestone for the M51.3, a submarine-launched ballistic missile, and demonstrates a successful test from the French Navy’s Le Vigilant.
  • The missile was unarmed; the announcement does not specify test parameters, follow-on activity or implications for deployment timelines.

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First Seen
2026-10-06T03:05:24.944187-07:00
Latest Update
2026-10-06T03:05:24.944187-07:00
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Defense

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