USSF-43 (ROOSTER-4)

Liftoff Time

No Earlier Than 1st Quarter, 2026

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Mission Details

ROOSTER-4

The Rapid On-orbit Space Technology Evaluation Ring (ROOSTER)-4 will conduct on-orbit tests and demonstrations to enable technology maturation of the platform and prototype/experimental payloads.

Manufacturer: Northrop Grumman

Operator: United States Space Force

Geosynchronous Orbit

1 Payload

USSF-43

Other payloads on the USSF-43 mission have not yet been announced – potentially due to the classified nature of the mission.

Geosynchronous Orbit

Rocket

Active
Vulcan Centaur

Active Since 2026

United Launch Alliance logo

Agency

ULA

Rocket

Diameter: 5.4m

Fairing

Diameter: 5.4m

Stages

2

Launch Site

SLC-41

Cape Canaveral SFS, Florida, USA

Fastest Turnaround

15 days 22 hours