United Launch Alliance

USSF-87

Vulcan VC4S

SUCCESS
Success

Thursday, February 12, 2026 · 09:22 UTC

Mission

/01

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.

Mission Type

Government/Top Secret

Orbit

Geostationary Orbit (Direct-GEO)

Probability

95%

Status

Launch Successful

Vehicle & Pad

/02

Rocket

Vulcan VC4S

Variant: VC4S

Launch Pad

Space Launch Complex 41

Cape Canaveral SFS, FL, USA

28.583° N, 80.583° W

121

Pad Launches

1084

Location Launches

171

Agency Launches

32

Orbital This Year

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