Falcon 9 Block 5 | SDA Tranche 1 Transport Layer C

Launch information

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Mission description

Tranche 1 Transport Layer C is one of six missions by the United States Space Force Space Development Agency (SDA) for the Proliferated Warfighter Space Architecture (PWSA) Tranche 1 Transport Layer constellation, which will provide assured, resilient, low-latency military data and connectivity worldwide to the full range of warfighter platforms from Low Earth Orbit satellites. The constellation will be interconnected with Optical Inter-Satellite Links (OISLs) which have significantly increased performance over existing radio frequency crosslinks. It is expected to operate over Ka band, have stereo coverage and be dynamically networked for simpler hand-offs, greater bandwidth and fault tolerance. This launch carries 21 satellites manufactured by Lockheed Martin.

Launch status

Launch status information for space mission ‘Falcon 9 Block 5 | SDA Tranche 1 Transport Layer C’.

Launch image Falcon 9 Block 5 | SDA Tranche 1 Transport Layer C

Go

Status: Go for Launch

Class: normal

Launch T0: Oct. 14, 2025, 11:12 p.m.

Timezone: America/Los_Angeles

Launch authority

Details about the the rocket, its target orbit and the launch pad location.

Mission

SDA Tranche 1 Transport Layer C (PO)

Launcher

SpaceX

Rocket

Falcon 9

Location

Vandenberg SFB, CA, USA

Pad

Space Launch Complex 4E

Type

Government/Top Secret

Orbit

Polar Orbit (PO)

Satellites on-board

Tracking of on-board satellites will be available after the rocket launch date (Oct. 14, 2025).

Launch statistics

Launch statistics will be available after the rocket launch date (Oct. 14, 2025).

Latest news about the launch

News about the space mission ‘Falcon 9 Block 5 | SDA Tranche 1 Transport Layer C’ are fetched daily from the best sources online.

News about space launch Falcon 9 Block 5 | SDA Tranche 1 Transport Layer C
Space Force assigns 12 national security missions to SpaceX and ULA

The U.S. Space Force launch procurement office on June 8 announced an additional 12 missions assigned to SpaceX and United Launch Alliance under the National Security Space Launch Phase 2 contract.


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