Vulcan VC4S | USSF-106

USSF-106 is a mission for the United States Space Force. The launch will deploy various payloads directly into geosynchronous orbit, including the NTS-3 (Navigation Technology Satellite 3), a demonstration navigation satellite testing a new digital signal generator that can be reprogrammed on-orbit to broadcast new signals, improve performance by avoiding and defeating interference, and adding signatures for detecting spoofing attacks.

Government/Top Secret · Geosynchronous Orbit (GSO)

No booster details available.

• Rocket Launch: Vulcan USSF-106 — United Launch Alliance
• Watch live: Back-to back launches of Vulcan and Ariane 6 rockets — Spaceflight Now
• 🚀 ULA Vulcan VC4S Launches USSF-106 — NASASpaceflight

1. T−4.9SIgnition
2. T+1.1SLiftoff
3. T+46.1SSupersonic
4. T+1M0.1SMax-Q
5. T+1M36.2SSRB Separation
6. T+4M57.6SMECO
7. T+5M3.7SStage 2 Separation
8. T+5M13.6SSES-1
9. T+5M21.7SFairing Separation

• Launch success.

  Cosmic_Penguin · 8/13/2025 · source

• Liftoff.

  Cosmic_Penguin · 8/13/2025 · source

• New T-0.

  Cosmic_Penguin · 8/12/2025 · source

• Updated launch weather, 80% GO.

  Cosmic_Penguin · 8/11/2025 · source

• Refined launch window.

  Cosmic_Penguin · 8/10/2025 · source

• Updated launch weather, 75% GO.

  Cosmic_Penguin · 8/9/2025 · source

• Targeting August 12.

  Cosmic_Penguin · 8/6/2025 · source

• Delayed to NET August 11 UTC.

  Cosmic_Penguin · 8/1/2025 · source

• NET August 9 UTC, to be confirmed.

  Cosmic_Penguin · 7/29/2025 · source

• NET August.

  Cosmic_Penguin · 7/24/2025 · source