When Did Falcon 9 Block 5 | USSF-259 Launch?

Falcon 9 Block 5 | USSF-259 lifted off on Thursday, September 17, 2026 at 01:07 UTC. Falcon 9 Block 5 | USSF-259 lifted off on Thursday, September 17, 2026 at 01:07 UTC. Falcon 9 Block 5 | USSF-259 lifted off on Thursday, September 17, 2026 at 01:07 UTC. Falcon 9 Block 5 | USSF-259 lifted off on Thu

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. This mission is flown by SpaceX. It is classified as a government/top secret mission. Liftoff is planned from Space Launch Complex 4E at Vandenberg SFB, CA, USA. Current status from Launch Library: Launch in Flight. Launch windows shift often; this page is rebuilt every day with the latest scheduled time.

Falcon 9 Block 5 | USSF-259 lifted off on Thursday, September 17, 2026 at 01:07 UTC.