Derek M. Tournear, the head of the Space Development Agency that spearheaded the trailblazing push to buy and launch small satellites at a speed and scale unseen in military space circles, is departing the organization for a job in academia just before a momentous launch. 
The long-term future of one of the Space Development Agency’s two satellite constellations is on hold as officials study the options for replacing a planned “data transport layer” with one or more commercial solutions. President Trump’s proposed 2026 defense budget...
Derek M. Tournear, the director of the trailblazing Space Development Agency who was put on administrative leave in January amid an investigation into a disputed contract, will return to his duties April 17, the Department of the Air Force announced. 

WORLD: Golden Dome

April 4, 2025
Space and Missile Defense Leaders Ponder Golden Dome By Unshin Lee Harpley Within a week of his inauguration, President Donald Trump directed the Pentagon to outline a comprehensive air and missile defense strategy with a focus on advanced space-based interceptors....