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SpaceXFalcon 9 Block 5Unknown Pad, Cape Canaveral SFS, FL, USA

SDA Tranche 2 Transport Layer C

Launch window

No countdown — this launch time is not yet known to the minute.

NET January 2027Add to calendar

To Be Determined

Image: SpaceX

Summary

SDA Tranche 2 Transport Layer C is expected to launch on a SpaceX Falcon 9 Block 5 from Unknown Pad, Cape Canaveral SFS, FL, USA in January 2027. It is SpaceX's 785th launch, 3rd this year and humanity's 7,538th orbital launch attempt. It is planned as the 683rd Falcon 9 Block 5 flight and the 2nd this year. The payload is bound for Polar Orbit (PO).

Watch
No webcast announced yet.
Vehicle
Falcon 9 Block 5 · SpaceX
Booster
No booster details available.
Mission
Government/Top Secret · Polar Orbit (PO)for SDA
Milestone
Planned as the 683rd Falcon 9 Block 5 flight · 2nd this yearSpaceX's 785th launch3rd this yearhumanity's 7,538th orbital launch attempt7th orbital launch attempt this year

Flight preview

Orbit: representative

POOrbit
90.0°Inclination
180°Launch azimuth

Target site default for this orbit type. Not a catalogued object; this panel switches to the tracked orbit once the object is catalogued. Ascent simulated from a published stage table.

About this launch

Classified mission launched by the Space Development Agency (SDA) for Tranche 2 Transport Layer.

Pad

Map of Unknown Pad

Unknown Pad, Cape Canaveral SFS, FL, USA

Planned as the 18th launch from Unknown Pad, 1st this year · 1,172nd from Cape Canaveral SFS, FL, USA

0 launches from this pad · 1,131 from Cape Canaveral SFS, FL, USA

31 days after the previous launch from this pad

All launches from Cape Canaveral SFS, FL, USAOpen in maps

Updates

NET January 2027.

Cosmic_Penguin · Feb 24, 2026 · source

Show 2 earlier updates

  • NET October 2026.

    Cosmic_Penguin · 4/10/2025 · source

  • Adding launch

    Nosu · 10/31/2023 · source

Questions

When does SDA Tranche 2 Transport Layer C launch?

SDA Tranche 2 Transport Layer C is scheduled in January 2027.

Where can I watch SDA Tranche 2 Transport Layer C live?

No webcast has been announced yet.

What rocket is launching SDA Tranche 2 Transport Layer C?

Falcon 9 Block 5, flown by SpaceX. Falcon 9 Block 5 spec sheet

Where is SDA Tranche 2 Transport Layer C launching from?

Unknown Pad, Cape Canaveral SFS, FL, USA.

What orbit is SDA Tranche 2 Transport Layer C going to?

Polar Orbit (PO), a government/top secret mission.