Data checked:
OK!USSF-153 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 rocket stage drop zones being exact fits with previous Starlink Group 15 launches.
Source-reported status: Launch Successful. The launch vehicle successfully inserted its payload(s) into the target orbit(s).
Launch window: 2026-09-10 15:37:00 UTC — 2026-09-10 18:37:00 UTC.
Dates and windows may change. Passing the scheduled time does not confirm a launch outcome.
Launch data from The Space Devs
Understand launch windows and orbits · Launch provider guide