SDA Tranche 1 Tracking Layer E launch time, date and countdown
TBD Q4 2026 (date TBD)
No launch date has been set yet (listed as Q4 2026). The countdown starts once a date is announced.
Launch details
- Target
- Q4 2026 (date TBD)
- Status
- TBD To Be Determined
- Provider
- SpaceX (Commercial)
- Rocket
- Falcon 9 Block 5
- Mission
- SDA Tranche 1 Tracking Layer E
- Mission type
- Government/Top Secret
- Orbit
- Polar Orbit
- Pad
- Space Launch Complex 4E
- Location
- Vandenberg SFB, CA, USA
- Country code
- USA
Times can change. Central time is America/Chicago (CST/CDT). Source: Launch Library 2.
About this launch
SDA Tranche 1 Tracking Layer E is a launch of the Falcon 9 Block 5 rocket operated by SpaceX. No launch date has been set yet. Launch Library 2 currently lists it as no earlier than Q4 2026, so the date and time shown on this page are placeholders until a real date is announced. The launch site is Space Launch Complex 4E, Vandenberg SFB, CA, USA. The target orbit is Polar Orbit. Mission type: Government/Top Secret. Launch Library 2 lists the current status as “To Be Determined”.
Mission description
Tranche 1 Tracking Layer E 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.
How to watch
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