Making a Splash An unarmed Navy Trident II D5 Life Extension missile launches from an Ohio-class ballistic missile submarine off the coast of Florida, Sept. 17, 2025. The launch was part of a planned test event that demonstrated the continued readiness of the nation's sea-based deterrent. SHARE: Download: Full Size (1.3 MB) Tags: equipment, navy Credit: Navy VIRIN: 250917-N-N1701-1001K.JPG Photo Gallery