Last mentioned: Feb 19, 2026
Revised IOC Window
Target window for the Sentinel to reach initial operational capability.
Restructuring Deadline
Expected completion of new acquisition strategy and new Milestone B decision.
Certification of Necessity
Pentagon decides Sentinel is too critical to cancel but orders program restructuring.
Nunn-McCurdy Breach
Pentagon declares critical cost overrun process after budget exceeds 25% of baseline.
Milestone B Approval
Program authorized to move into engineering and manufacturing development phase.
The U.S. Air Force has officially delayed the initial operational capability of the Northrop Grumman-led LGM-35A Sentinel nuclear missile program to the early 2030s. Following a massive cost overrun that saw the budget balloon from $77.7 billion to $160 billion, the Pentagon is forcing a complete restructuring of the acquisition strategy.
This page surfaces every story mentioning LGM-35A Sentinel across our finance coverage. We track each entity's appearance over time so readers can trace how the narrative evolves — which developments are isolated incidents, which build into longer arcs, and which reframe how operators in the space think about the entity. Story selection uses the same multi-source verification gate applied across the rest of our coverage.
Read our editorial methodology for how we identify, deduplicate, and score entity references. Our glossary defines the technical terms used across stories on this page, and our trends index contextualizes individual developments against the longer-running finance beat. Cross-entity comparisons live on our compare view.
| What you see | What it tells you |
|---|---|
| Story count | Number of distinct stories where LGM-35A Sentinel was a primary or referenced actor. |
| Recency clustering | Whether mentions are concentrated in a recent window (a news cycle) or distributed (a sustained arc). |
| Sentiment distribution | Aggregate sentiment of the stories mentioning this entity, weighted by impact score. |
| Cross-niche links | When the same entity surfaces in our sibling networks, we link to those views to enrich context. |