Falcon 9 Block 5 | SDA Tranche 1 Tracking Layer A
Falcon 9 Block 5 is scheduled to launch the SDA Tranche 1 Tracking Layer A mission for SpaceX from Vandenberg SFB, CA, USA, no earlier than Dec 31, 2026 (UTC).
Launch pad
Space Launch Complex 4E · Vandenberg SFB, CA, USA
Falcon 9 Block 5 | SDA Tranche 1 Tracking Layer A
Launched Dec 31, 2026 9:00:00 AMTBD
Flight direction
180° S
estimated from the target orbit · inclination 90.0°
Flight path
First-stage drop zone (rough estimate)
Drawn 400–700 km downrange along the flight direction. Official hazard areas are published as NOTAMs and navigational warnings.
Can I see it from my city?
The launch time is not fixed to the hour yet: check again closer to the day.
About the mission
Tranche 1 Tracking Layer A is one of five missions by the United States Space Force Space Development Agency (SDA) for the Proliferated Warfighter Space Architecture (PWSA) Tranche 1 Tracking Layer constellation, which will provide global indications, warning, tracking, and targeting of advanced missile threats, including hypersonic missile systems.
Mission description from Launch Library 2.
- Launch time (your time zone)
- Thu, Dec 31 · 9:00:00 AM · in 67.6 days
- Status
- TBD
- Launch provider
- SpaceX
- Rocket
- Falcon 9 Block 5
- Mission type
- Government/Top Secret
- Target orbit
- PO
- Launch pad
- Space Launch Complex 4E · Vandenberg SFB, CA, USA