When Does Falcon 9 Block 5 | SDA Tranche 2 Transport Layer E Launch?
Live Countdown to Liftoff
Falcon 9 Block 5 | SDA Tranche 2 Transport Layer E is scheduled to lift off on Thursday, December 31, 2026 — 123 days from now. date tbd
Falcon 9 Block 5 | SDA Tranche 2 Transport Layer E is scheduled to lift off Thursday, December 31, 2026 from Space Launch Complex 4E. Status: To Be Determined. Live countdown, updated daily as the window shifts.
Classified mission launched by the Space Development Agency (SDA) for Tranche 2 Transport Layer. This mission is flown by SpaceX. It is classified as a government/top secret mission. Liftoff is planned from Space Launch Complex 4E at Vandenberg SFB, CA, USA. Current status from Launch Library: To Be Determined. Launch windows shift often; this page is rebuilt every day with the latest scheduled time.
Falcon 9 Block 5 | SDA Tranche 2 Transport Layer E is scheduled to lift off on Thursday, December 31, 2026. The countdown above updates live, so you always see exactly how many days, hours, and minutes are left.
More Space Launches countdowns
Electron | StriX Launch 13December 31, 2026Falcon 9 Block 5 | Cygnus CRS-2 NG-25December 31, 2026Falcon 9 Block 5 | SDA Tranche 2 Transport Layer DDecember 31, 2026Falcon 9 Block 5 | Telesat Lightspeed 1December 31, 2026
Ariane 62 | Galileo L15 (FOC FM28 & FM31)December 31, 2026Falcon 9 Block 5 | CHORUSDecember 31, 2026Launch times come from the Launch Library 2 API and shift often — this page is rebuilt every day with the latest schedule. Page updated August 30, 2026.