USSF-259 – Spaceflight Now

September 15, 2026

Breaking News

[ September 15, 2026 ] Live coverage: SpaceX to launch national security payload for the U.S. Space Force on Falcon 9 rocket from Vandenberg Falcon 9
[ September 15, 2026 ] Avio launches pair of climate monitoring European spacecraft to study plants, oceans and atmospheric changes News
[ September 13, 2026 ] SpaceX launches 700th Falcon rocket, carries final 3 O3b mPOWER satellites to orbit for SES Falcon 9
[ September 9, 2026 ] SpaceX launches classified payload for the U.S. Space Force Falcon 9
[ September 5, 2026 ] SpaceX launches 80th Starlink mission of 2026 Falcon 9

Live coverage: SpaceX to launch national security payload for the U.S. Space Force on Falcon 9 rocket from Vandenberg

September 15, 2026 Will Robinson-Smith

The rocket will carry an unspecified number of satellites to orbit. Liftoff from pad 4E at Vandenberg Space Force Base is scheduled for 7:18 p.m. PDT (10:18 p.m. EDT / 0218 UTC).