SDA awards $3.5B to four firms for 72 Tranche 3 missile-tracking LEO satellites

The Space Development Agency, part of the U.S. Space Force, awarded about $3.5 billion to four suppliers — including a nearly $1 billion award to L3Harris — to build 72 Tranche 3 low‑Earth‑orbit tracking satellites to expand missile‑warning and tracking capabilities as part of the Golden Dome architecture.

Discovered 2025-12-19T08:20:58.782875-08:00 | 2025-12-19T08:20:58.782875-08:00

Briefing

What Hype is tracking

  • The awards fund 72 Tranche 3 tracking satellites at roughly $3.5 billion total, marking a major step in fielding the SDAs missile‑warning/missile‑tracking layer and accelerating operational capacity.
  • Significant primes (including a nearly $1bn L3Harris award) indicate near‑term production scale‑up and follow‑on sustainment requirements for sensors, buses and ground integration; this follows broader Pentagon vendor prequalification moves for missile‑defense frameworks (pre‑qualified more than 1,000 firms).
  • The tranche builds on SDAs earlier transport and demonstration work and creates immediate demand for launch and high‑bandwidth links, complementing SDAs recent Falcon 9 launch bookings and space‑to‑ground optical demonstrations.

Reported By

dailybreeze.com actualidadaeroespacial.com homelandprepnews.com airforce-technology.com defence-industry.eu news.bgov.com
Sources Tracked
55
First Seen
2025-12-19T08:20:58.782875-08:00
Latest Update
2025-12-25T23:09:58.971847-08:00
Coverage
Defense

Sources

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