Rocket Lab SDA Contract Expands Defense Work
Rocket Lab SDA contract builds government backlog with an $816M award and may shift investor flows toward defense suppliers as program scale is tracked.
KEY TAKEAWAYS
- Rocket Lab won an $816 million prime contract to design and deliver 18 SDA TRKT3 satellites.
- The award lifts Rocket Lab's SDA backlog above $1.3 billion and opens about $1 billion supplier opportunity.
- Work uses Rocket Lab's Lightning platform with in-house spacecraft subsystems for faster delivery control.
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Rocket Lab Corp. (RKLB) said in a press release on Dec. 19, 2025, that it won a prime contract from the U.S. Space Development Agency (SDA) to build a constellation of missile-tracking satellites. The award follows a recent Electron rocket launch and broadens the company’s government work.
Prime Contract and Satellite Technology
The $816 million contract, including an $806 million base and up to $10.45 million in options, covers the design, manufacture, and delivery of 18 satellites for the SDA Tracking Layer Tranche 3 (TRKT3) program under the Proliferated Warfighter Space Architecture. The U.S. Space Development Agency issued the contract as part of the U.S. Space Force’s missile warning and tracking architecture.
The TRKT3 satellites will carry Phoenix infrared wide-field-of-view sensors and StarLite protection sensors for missile warning, tracking, and hypersonic-threat detection, the press release said. Rocket Lab will use its Lightning satellite platform, which integrates in-house solar arrays, reaction wheels, star trackers, propulsion, avionics, and payloads, giving the company full control over spacecraft production.
Commercial Opportunities and Previous Awards
The company said merchant supplier opportunities to other TRKT3 prime contractors—for subsystems such as payloads and solar solutions—could reach about $1 billion in potential capture. This channel offers a way to expand commercial revenue alongside prime contract work.
This TRKT3 prime contract builds on an earlier Transport Layer-Beta Tranche 2 award for 18 satellites valued at $515 million, focused on secure, low-latency communications. Together, these contracts bring Rocket Lab’s cumulative SDA awards to more than $1.3 billion, deepening its government backlog.
In the weekend before Dec. 22, Rocket Lab completed a successful Electron rocket launch, its 21st flight of 2025, demonstrating its operational cadence for deploying payloads into orbit.
Peter Beck, Rocket Lab’s founder and chief executive, called the award a strategic milestone, saying, “This award demonstrates that Rocket Lab is uniquely positioned to lead the charge.” The contracts expand Rocket Lab’s role in SDA programs and open pathways to supply subsystems to other prime contractors, marking a structural shift in its government work that market participants will monitor for program scale and supplier-capture effects.
