Missile Warning & Defense

The Space Development Agency has added another batch of missile-tracking satellites to its expansive constellation, awarding Raytheon a $250 million contract March 2 to build seven spacecraft. Those satellites will join the already-planned 28 satellites in the Tranche 1 Tracking Layer of SDA’s Proliferated Warfighter Space ...
The U.S. believes the New START strategic arms treaty with Russia—which Moscow said it is “suspending” its participation in—can be saved, despite the grim relationship between the two countries, one of the State Department’s top arms control officials said.