SpaceX

Falcon 9 Block 5 | USSF-259

Falcon 9 Block 5 · Space Launch Complex 4E · Vandenberg SFB, CA, USA

Thursday, Sep 17, 2026 · 1:07 AM GMT+0000

Launch Successful

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Mission details

Mission: USSF-259
Vehicle: Falcon 9 Block 5
Provider: SpaceX
Pad: Space Launch Complex 4E
Location: Vandenberg SFB, CA, USA

USSF-259 is a classified mission for the United States Space Force. It is possibly a batch of classified LEO satellites based on SpaceX’s Starshield satellite bus, based on locations of ascent rocket stage drop zones being fits with previous SDA Transport Layer launches.