GO! - SpaceX - Falcon 9 - Starlink 11-15 - SLC-4E - Vandenberg SFB - Space Affairs Live

Launch Date: October 21, 2025 Launch Time: 7:00 a.m. PDT (1400 UTC, 1600 CEST) Launch Window: Open until 11:00 a.m. PDT Launch Site: SLC-4E - Vandenberg Space Force Base, California Targeted Orbit: Low Earth Orbit (LEO) Launch Inclination: Southeast Launch Status: Scheduled and announced Mission: Starlink Group 11-15 Launch Provider: SpaceX Launcher System: Falcon 9 (Booster B1075 - Turnaround time 45 days) Flight for the Booster: 21 Previous Flights of the Booster: 20 - SDA-0A, SARah-2, Transporter-11, and now 17 Starlink missions Droneship: Of Course I Still Love You (OCISLY) Price: $69,75 million (without payload) Diameter: 3,7 m Height: 70 meters Payload to Orbit: 22,800 LEO / 8,300 GTO Lift-Off Thrust: 7,607 kilonewtons Fairing: Diameter 5,2 meters / Height 13 meters Stages: 2 SpaceX targets October 21, 2025, for a Falcon 9 launch of 28 Starlink satellites to low-Earth orbit from Space Launch Complex 4E (SLC-4E) at Vandenberg Space Force Base in California. The launch window opens at 7:00 a.m. PDT and closes at 11:00 a.m. PDT. This will be the 21st flight for the first stage booster supporting this mission, which previously launched SDA-0A, SARah-2, Transporter-11, and now 17 Starlink missions. Following stage separation, the first stage will land on the Of Course I Still Love You droneship, which will be stationed in the Pacific Ocean. You will find more information about the trajectory and data on the day of the launch here: https://flightclub.io/live Countdown Hr/Min/Sec Event 00:38:00 SpaceX Launch Director verifies go for propellant load 00:35:00 RP-1 (rocket grade kerosene) loading begins 00:35:00 1st stage LOX (liquid oxygen) loading begins 00:16:00 2nd stage LOX loading begins 00:07:00 Falcon 9 begins engine chill prior to launch 00:01:00 Command flight computer to begin final prelaunch checks 00:01:00 Propellant tank pressurization to flight pressure begins 00:00:45 SpaceX Launch Director verifies go for launch 00:00:03 Engine controller commands engine ignition sequence to start 00:00:00 Falcon 9 liftoff