Falcon 9 Block 5 | SDA Tranche 1 Tracking Layer E

Name: Falcon 9 Block 5 | SDA Tranche 1 Tracking Layer E
Start: 2026-12-31T00:00:00Z
End: 2026-12-31T00:00:00Z
Location: Vandenberg SFB, CA, USA

TO BE DETERMINED

> T-MINUS (NET)

DAYS

HRS

MIN

SEC

Target time only (NET — no earlier than). This launch is not yet confirmed and may slip.

> MISSION DATA

DATEThursday, December 31, 2026

TIME12:00 AM UTC

PROVIDERSpaceX

ROCKETFalcon 9 Block 5

PADSpace Launch Complex 4E

LOCATIONVandenberg SFB, CA, USA

ORBITPolar Orbit

> MISSION BRIEFING // GOVERNMENT/TOP SECRET

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.

> SCHEDULE & SOURCE

Source-reported status: To Be Determined. Current date is a placeholder or rough estimation based on unreliable or interpreted sources.

Launch window: 2026-12-31 00:00:00 UTC — 2026-12-31 00:00:00 UTC.

Dates and windows may change. Passing the scheduled time does not confirm a launch outcome.

Launch data from The Space Devs

Understand launch windows and orbits · Launch provider guide

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