Launch Overview
Vehicle
Vulcan Centaur VC4S
Agency
United Launch Alliance
Site / Pad
CC / SLC41
Outcome
Success
Flight
V-005
COSPAR Designator
2026-029
Mission
USSF-87 (Government/Top Secret)
USSF-87 will launch two identical Geosynchronous Space Situational Awareness Program (GSSAP) satellites GSSAP-7 and GSSAP-8 directly to a near-geosynchronous orbit approximately 36,000 km above the equator. Data from the GSSAP will uniquely contribute to timely and accurate orbital predictions, further enabling space flight safety including satellite collision avoidance.
Vehicle & Provider
Rocket
Vulcan VC4S
Provider
United Launch Alliance
Agency launches
171 (1 YTD)
Site launches
1084 (8 YTD)
Pad launches
121 (1 YTD)