Uncertainty over satellite constellation means alt-GPS capability up in the air: Official
The Space Development Agency's planned Navigation Layer, if it proceeds, would provide both the location of GPS jammers and alternate PNT signals.
Space Development Agency launches first ‘operational’ satellites for data relay
The 21 satellites lofted today on a SpaceX Falcon 9 were all built by York Space Systems and provide Link 16 and K-band communications.
10 Breaking Defense op-eds that defined 2025
It's been a whirlwind of a year — and the defense establishment has plenty of thoughts on how it's unfolded and what might come next.
EXCLUSIVE: Space Development Agency Director Derek Tournear steps down
In an exclusive interview with Breaking Defense, outgoing SDA Director Derek Tournear said the agency's three biggest technological successes have been proving the viability of space-based Link 16; missile tracking from LEO; and low-cost laser links.
Air Force, Space Force seek $16B extra for FY26 ‘unfunded priorities’
The services’ unfunded requests, obtained by Breaking Defense, reflect sharp increases compared to last year.
Space Force ponders shakeup to LEO satellite strategy, potentially hiring SpaceX for data relay
Contracts for the next-generation Tranche 3, which will replace the earliest Transport Layer satellites, have been paused until the Space Force study is completed, five sources with knowledge of the program told Breaking Defense.
Space Force is contracting with SpaceX for new, secretive MILNET SATCOM network
The MILNET contract with SpaceX is being paid for by the Space Force but managed by the National Reconnaissance Office, sources said.
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Powering the future: Securing America with domestically made microelectronics
Onshoring and investment in military-specific semiconductors anchor a cornerstone of the defense industrial base.