SpaceXFalcon 9 Block 5Space Launch Complex 4E, Vandenberg SFB, CA, USA
Falcon 9 Block 5 | Starlink Group 17-51
Countdown
No countdown — this launch time is not yet known to the minute.July 25, 2026 · 15:51 UTCAdd to calendar
Image: SpaceX
SpaceX's 709th launch · 90th this year · humanity's 7,350th orbital launch attempt
The launch vehicle successfully inserted its payload(s) into the target orbit(s).
Window: Jul 25, 14:00 – Jul 25, 18:00 UTC
Flight preview
Starlink Group 17-51
A batch of 24 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system.
Communications · Low Earth Orbit (LEO)
Booster
- B1100 · flight 8 · Autonomous Spaceport Drone Ship @ Of Course I Still Love You · landed · last flew Falcon 9 Block 5 | Starlink Group 17-46 · zone record 223/231
Watch
- SpaceX Starlink Group 17-51 — The Space Devs
- Live: SpaceX Falcon 9 rocket launches from California with 24 Starlink internet satellites — Spaceflight Now
- Starlink Mission — SpaceX
Flight timeline
- T−38MGO for Prop Load
- T−35MStage 1 LOX Load
- T−35MProp Load
- T−16MStage 2 LOX Load
- T−7MEngine Chill
- T−1MStartup
- T−1MTank Press
- T−45SGO for Launch
- T−3SIgnition
- T−0Liftoff
- T+1M8SMax-Q
- T+2M25SMECO
- T+2M29SStage 2 Separation
- T+2M36SSES-1
- T+2M57SFairing Separation
- T+5M59SEntry Burn Startup
- T+6M23SEntry Burn Shutdown
- T+7M56SStage 1 Landing Burn
- T+8M19SStage 1 Landing
- T+8M40SSECO-1
- T+52M54SSES-2
- T+52M56SSECO-2
- T+1H1M46SStarlink Deployment
Updates
Launch success.
Cosmic_Penguin · 7/25/2026 · source
Liftoff.
Cosmic_Penguin · 7/25/2026 · source
Unofficial Re-stream by SPACE AFFAIRS has started
LL2 · 7/25/2026 · source
Tweaked T-0.
Cosmic_Penguin · 7/25/2026 · source
Now targeting Jul 25 at 15:51 UTC
Cosmic_Penguin · 7/24/2026 · source
Now targeting Jul 25 at 14:00 UTC
Cosmic_Penguin · 7/20/2026 · source
Now targeting Jul 24 at 14:00 UTC
Cosmic_Penguin · 7/13/2026 · source
Added launch.
Cosmic_Penguin · 7/10/2026 · source
News
Live Coverage: SpaceX Falcon 9 to launch Starlink satellites from West Coast
Liftoff from Vandenberg Space Force Base in California is scheduled for 8:51 a.m. PDT (11:51 a.m. EDT / 1551 UTC). The Falcon 9 will place 24 Starlink satellites into orbit.
Launch Preview: Falcon 9, Starship, and Chinese rockets scheduled to launch
After last week’s aborted Starship Flight 13 launch, SpaceX is scheduling a new attempt as…
Pad — Space Launch Complex 4E
Local pad time: Jul 25, 8:51 AM PDT
294 launches from this pad · 910 from Vandenberg SFB, CA, USA
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