Tracking Layer Tranche 3 – Spaceflight Now

May 18, 2026

Breaking News

[ May 15, 2026 ] NASA, SpaceX launch Dragon mission with 6,500 pounds of science and supplies to the space station Falcon 9
[ May 14, 2026 ] ULA confirms successful solid rocket booster test as Vulcan anomaly investigation continues News
[ May 12, 2026 ] SpaceX targets May 19 for debut of Starship Version 3, Launch Pad 2 Mission Reports
[ May 12, 2026 ] For a second time, poor weather scrubs Cargo Dragon mission launch to the space station Falcon 9
[ May 11, 2026 ] SpaceX launches intelligence-gathering satellites for the National Reconnaissance Office Falcon 9

Space Development Agency awards roughly $3.5 billion to 4 companies for 72 missile tracking and warning satellites

December 20, 2025 Will Robinson-Smith

This batch of satellites will populate what the SDA calls the Tracking Layer of its Proliferated Warfighter Space Architecture (PWSA) constellation in low Earth orbit. The work will be divided evenly, with each company building 18 spacecraft.