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Lockheed Martin Joins Firefly and Seagate to Develop Sea-Based Responsive Launch

The move signals a bid to make rapid, mobile access to orbit for small defense payloads a real option.

Overview

  • The three-way collaboration was announced Monday by Lockheed Martin to pursue sea-based launches using Seagate’s Gateway ocean platform and Firefly’s Alpha rocket.
  • The move expands an April 6 Seagate–Firefly memorandum into a three-company effort focused on mission concepts and flight demonstrations rather than immediate operations.
  • Seagate’s mobile platform can sail to international waters to reach launch paths that fixed sites cannot access, which helps planners target specific orbits on short timelines.
  • Firefly’s two-stage Alpha is designed for quick integration of roughly one‑ton satellites to low Earth orbit, matching the needs of rapid national security missions.
  • Lockheed brings missile‑defense launch expertise and said it expects to route some future payloads to the platform, a shift that could ease crowded ground ranges and enable more launch directions.