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PWSA

Northrop Grumman Tranche 1 Transport Layer satellites before SDA T1TL-A launch — Northrop Grumman / Spaceflight Now

9 Oct 2026 · Missions

SpaceX launches 21 SDA data satellites from Vandenberg

Falcon 9 lofted Tranche 1 Transport Layer A early on 9 October 2026 after an Oct. 5 abort, adding Northrop Grumman spacecraft to the proliferated warfighter constellation.