2025-173 Success

Vulcan VC4S | USSF-106

Aug 13, 2025, 12:56 AM UTC

Track in KeepTrack

Launch Overview

Vehicle

Vulcan Centaur VC4S

Agency

United Launch Alliance

Site / Pad

CC / SLC41

Outcome

Success

Flight

V-003

COSPAR Designator

2025-173

Mission

USSF-106 (Government/Top Secret)

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.

Vehicle & Provider

Rocket

Vulcan VC4S

Provider

United Launch Alliance

Agency launches

167 (3 YTD)

Site launches

1045 (51 YTD)

Pad launches

117 (3 YTD)

Payloads (3)

Piece Name Owner State Track
2025-173A NTS 3 USSF US Track
2025-173B LDPE 5 USSF US Track
2025-173E USA 554 Subsat 1 USSF US Track