Sentinel

The ground-based leg of the strategic nuclear triad.

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missile launch test

Sentinel Newsroom

Advancing Sentinel with Key Tests

Northrop Grumman completed tests of several elements of the Sentinel intercontinental ballistic missile, marking significant progress for the program in its engineering, manufacturing and development phase.

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Sentinel News

Read about the latest innovations and developments around Sentinel. 

Sentinel News
 Rosibel Diaz wears a white coat, gloves and hairnet and stands at a table in a blue-lit lab, examining a mirrored panel in her hands.

Feature Stories

Read about the personal journeys, dedication to mission, and experiences of Sentinel team members. 

Sentinel News
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