Falcon 9 Block 5 | Starlink Group 15-4

A batch of 26 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system.

Communications · Low Earth Orbit (LEO)

• B1088 · flight 6 · Autonomous Spaceport Drone Ship @ Of Course I Still Love You · landed ✓ · last flew Falcon 9 Block 5 | Starlink Group 11-13 · zone record 209/217

• SpaceX Starlink Group 15-4 — The Space Devs
• SpaceX - Falcon 9 - Starlink 15-4 - SLC-4E - Vandenberg SFB - May 12, 2025 — SPACE AFFAIRS
• Watch live: SpaceX launches Falcon 9 rocket from California with 26 Starlink satellites onboard — Spaceflight Now
• Starlink Mission — SpaceX

1. T−38MGO for Prop Load
2. T−35MProp Load
3. T−35MStage 1 LOX Load
4. T−16MStage 2 LOX Load
5. T−7MEngine Chill
6. T−1MStartup
7. T−1MTank Press
8. T−45SGO for Launch
9. T−3SIgnition
10. P0DLiftoff
11. T+1M6SMax-Q
12. T+2M25SMECO
13. T+2M28SStage 2 Separation
14. T+2M35SSES-1
15. T+2M53SFairing Separation
16. T+6M8SEntry Burn Startup
17. T+6M31SEntry Burn Shutdown
18. T+7M51SStage 1 Landing Burn
19. T+8M15SStage 1 Landing
20. T+8M39SSECO-1
21. T+52M25SSES-2
22. T+52M26SSECO-2
23. T+1H1M18SStarlink Deployment

• Launch success.

  Cosmic_Penguin · 5/13/2025 · source

• Liftoff.

  Cosmic_Penguin · 5/13/2025 · source

• Unofficial Re-stream by SPACE AFFAIRS has started

  LL2 · 5/13/2025 · source

• GO for launch.

  Cosmic_Penguin · 5/12/2025 · source

• Rescheduled for NET May 13 UTC.

  Cosmic_Penguin · 5/6/2025 · source

• Reverted back to NET May TBD with delay of launch of Starlink 15-3.

  Cosmic_Penguin · 5/4/2025 · source

• Added launch.

  Cosmic_Penguin · 5/1/2025 · source