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Space Development Agency selects L3Harris and Sierra Space for $1.75B missile warning/tracking satellite tranche in support of G

The Space Development Agency has awarded two contractors a combined $1.75 billion to design, manufacture, and deliver missile warning, tracking and related space assets for the Golden Dome missile defense effort. The work supports the 2028 demonstration goal under an “accelerated” schedule, including Sierra Space’s $798 million OTA for 18 satellites for AMDT3’s tracking layer.

Discovered 2026-07-14T09:13:55.669535-07:00 | 2026-07-14T09:13:55.669535-07:00

Briefing

What Hype is tracking

Establishes near-term procurement momentum for [Golden Dome] with an “accelerated” timeline targeting 2028 demonstrations, centered on missile warning and tracking satellites.
Confirms key industrial roles and funding scale: a combined $1.75B award to L3Harris and Sierra Space, including Sierra’s $798M OTA covering 18 satellites for AMDT3.
Signals how the Space Force is structuring the layered architecture for missile defense—shifting attention to delivery cadence and on-orbit sensor deployment as the critical path to demonstrations.

Reported By

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