By replacing the 400 aging missiles and their associated infrastructure that make up the land-based leg of the U.S. Nuclear Triad, the Sentinel Project aims to extend the life of the nuclear ...

Northrop Grumman and the USAF have conducted a full-scale qualification static fire test of the Sentinel ICBM stage-one solid ...

At this point, trying to fix the Sentinel system may simply be a case of throwing good money after bad. America’s nuclear ...

The United States Air Force and Northrop Grumman achieved a milestone last week in their efforts to modernize the land-based ...

Last week during President Trump’s State of the Union, he declared: “As commander in chief, my focus is on building the most ...

The U.S. Air Force will host a Sentinel Program Town Hall from 6 to 8 p.m. April 2 at the Pine Bluffs Community Center ...

The U.S. Air Force said that the service and Northrop Grumman conducted “a full-scale qualification static fire test of the Sentinel intercontinental ...

In a race similar to the Anglo-German naval buildup before World War I, the US, Japan and China are gearing up to build large ...

In 1985, an ailing solar observation satellite in orbit over 300 miles above the Earth was the target of a United States Air ...