# Vulcan VC4S | USSF-106: launch

> Vulcan VC4S by United Launch Alliance from Cape Canaveral SFS, FL, USA. Flown: Success.

- Canonical page: https://spacenexus.us/launch/cmtdf16x200tsoqhxl60k31xq
- This Markdown version: https://spacenexus.us/launch/cmtdf16x200tsoqhxl60k31xq.md
- Data as of: 2026-10-13 01:45 UTC (last Launch Library 2 sync)
- How the numbers are made: https://spacenexus.us/launch-slips/method

## Facts

- Launch: Vulcan VC4S | USSF-106
- Mission: USSF-106
- Provider: United Launch Alliance
- Rocket: Vulcan VC4S
- Pad: Cape Canaveral SFS, FL, USA
- Country of the launch site: USA
- Date (UTC): Wed, Aug 13, 00:56 UTC (2025-08-13T00:56:00.000Z)
- Launch window: 2025-08-12 23:59 UTC to 2025-08-13 00:59 UTC
- Status: completed (Launch Library 2: Success)
- Outcome: Success
- Real slips recorded: 0; other date moves (placeholder rolls, firmings), not slips: 0

## Mission description

Quoted from Launch Library 2: 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.

## Date history

No date change recorded for this launch since our ledger began.

## Sources

- [Launch Library 2 by The Space Devs](https://thespacedevs.com): launch names, providers, rockets, pads, dates and status
- [SpaceNexus Launch Ledger (our own record of every date change)](https://spacenexus.us/launch-slips/method)
- [Mission information (link from Launch Library 2)](https://www.spacelaunchnow.me/launch/vulcan-vc4s-ussf-106)

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- Launch facts (names, providers, rockets, pads, dates, status): Launch Library 2 by The Space Devs (thespacedevs.com), credited and not relicensed by SpaceNexus.
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