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SDA awards $1.75B for Golden Dome Tranche 3 tracking satellites; L3Harris gets $955M for 18 spacecraft

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The U.S. Space Development Agency awarded $1.75 billion for Tranche 3 Tracking Layer satellites supporting the Golden Dome missile defense shield. L3Harris received $955 million to produce 18 satellites, with Sierra Space getting $798 million, under fixed-price OTA rapid-prototyping contracts targeting Tranche 3 by end-2028.

Discovered 2026-07-13T14:19:46.091532-07:00 | 2026-07-13T14:19:46.091532-07:00

Briefing

What Hype is tracking

  • The $1.75B SDA Tranche 3 awards (36 total satellites) signal acceleration of the Golden Dome tracking layer, with a stated goal of delivery by the end of 2028.
  • L3Harris’ $955M share for 18 satellites—and Sierra Space’s $798M award—highlights the procurement scale and pace for space-based missile defense capability.
  • The cluster also underscores continued nuclear-trajectory modernization momentum, with Lockheed Martin receiving an $850M Navy contract modification for Trident II D5 Life Extension 2 design and development.

Reported By

aeromorning.com APAC Defence Reporter lentoposti.fi defenceconnect.com.au Defense Daily aeroin.net
Sources Tracked
39
First Seen
2026-07-13T14:19:46.091532-07:00
Latest Update
2026-07-14T16:33:03.207191-07:00
Coverage
Defense

Sources

Hype groups these reports into one evolving story so you can compare coverage without losing the thread.

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