SpaceX

This Falcon 9 Block 5 mission by SpaceX is launched from Vandenberg SFB, CA, USA. This government/top secret mission targets Polar Orbit. The Falcon rocket family has been instrumental in modern space access, representing decades of engineering refinement in propulsion, guidance systems, and structural design.
Every rocket launch involves precise coordination between the launch vehicle, payload, ground systems, and range safety. The launch window is carefully calculated based on orbital mechanics — for missions targeting the International Space Station, the window may be only seconds long, while interplanetary missions can have windows lasting weeks. Weather conditions, including upper-level winds, lightning risk, and cloud ceiling, are monitored up until the final moments before ignition. Space weather conditions from solar activity can also affect launch decisions, as high radiation levels may pose risks to satellite electronics.
For more launch information, visit the full launch schedule, track the International Space Station where many missions are headed, or browse launch photography in the NASA gallery.
Tranche 1 Transport Layer E is one of six missions by the United States Space Force Space Development Agency (SDA) for the Proliferated Warfighter Space Architecture (PWSA) Tranche 1 Transport Layer constellation, which will provide assured, resilient, low-latency military data and connectivity worldwide to the full range of warfighter platforms from Low Earth Orbit satellites. The constellation will be interconnected with Optical Inter-Satellite Links (OISLs) which have significantly increased performance over existing radio frequency crosslinks. It is expected to operate over Ka band, have stereo coverage and be dynamically networked for simpler hand-offs, greater bandwidth and fault tolerance. This launch carries 21 satellites manufactured by York Space Systems.
Vehicle
Family
Variant
Window Opens
Window Closes
Webcast replay may be available
Pad
Space Launch Complex 4E
Location
Vandenberg SFB, CA, USA
Country
USA
Coordinates
34.632, -120.611
SpaceX
Commercial
Country
USA
The launch vehicle successfully inserted its payload(s) into the target orbit(s).