USSF-153 – Spaceflight Now

September 30, 2026

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SpaceX launches classified payload for the U.S. Space Force

September 9, 2026 Will Robinson-Smith

The mission, dubbed USSF-153 mission, launched an undisclosed number of satellites for the U.S. Space Force. Liftoff from pad 4E at Vandenberg Space Force Base happened at 8:42 a.m. PDT (1142 a.m. EDT / 1542 UTC).