- Northrop Grumman and the U.S. Air Force have successfully completed the Critical Design Review (CDR) for the Sentinel Launch Support System (LSS).
- This milestone enables the transition to the system’s build, test, and qualification phases.
- The LSS will be constructed in Roy, Utah, and deployed at Vandenberg Space Force Base.
- This review is a significant step towards ensuring the U.S. Air Force’s reliable launch capabilities for national deterrence.
What’s New / Why It Matters
Northrop Grumman, in collaboration with the U.S. Air Force, has achieved a significant milestone by completing the Critical Design Review (CDR) for the Sentinel Launch Support System (LSS). This successful review signifies that the design of the LSS is finalized and approved, allowing the program to move forward into the crucial stages of system construction, rigorous testing, and final qualification.
The LSS is a vital component of the broader Sentinel Weapon System. Its successful design review is paramount for ensuring the U.S. Air Force’s capability to reliably execute launches, a cornerstone of national deterrence. By advancing the Sentinel program, Northrop Grumman is addressing a critical national security mission, aiming to provide resilient and dependable capabilities for the future.
Sarah Willoughby, vice president and general manager, strategic deterrent systems at Northrop Grumman, stated, “The successful completion of the CDR means we can now build, test, and qualify the system that will ensure the U.S. Air Force can reliably say, ‘Go for launch.'” This sentiment underscores the direct impact of the CDR on operational readiness.
Key Developments
The completion of the LSS CDR is a major step forward for the Sentinel program, marking its transition towards being fully launch-ready. Significant advancements have been made in software development and overall system integration, which are laying the groundwork for enhanced mission-critical functionalities. Northrop Grumman highlights that its pioneering approach to software development standards is not only propelling the Sentinel program but also establishing new benchmarks for engineering excellence and team effectiveness within the industry.

Availability & Pricing
Specific details regarding the exact build schedule, testing timelines, and qualification dates for the Sentinel Launch Support System have not been publicly announced. Pricing information for the LSS or the broader Sentinel program is also not available at this time.
Techswire’s Take
The successful completion of the Critical Design Review for the Sentinel Launch Support System is a testament to the rigorous development processes employed by Northrop Grumman and the U.S. Air Force. This milestone is not merely a procedural step but a critical enabler for modernizing a vital national security asset. The focus on advanced software development and system integration indicates a forward-looking approach to defense technology, aiming for reliability and adaptability in a rapidly evolving geopolitical landscape.
The successful progression of the Sentinel program, including the LSS, is crucial for maintaining strategic deterrence. This review process ensures that the system’s design meets stringent requirements before significant investment is made in manufacturing and testing, a practice that minimizes risk and maximizes the likelihood of a successful deployment. The emphasis on engineering excellence suggests a commitment to long-term viability and operational effectiveness.
