Falcon 9 Block 5 | Sentinel-6B

The Sentinel-6 Michael Freilich (launched November 2020) and Sentinel-6B make up the Sentinel-6 mission, also known as Jason Continuity of Service (Jason-CS), which is a partnership between NASA, NOAA, ESA, and EUMETSAT. This mission continues the long-term global sea surface height data record begun by first Jason satellites in 1992.

Earth Science · Low Earth Orbit (LEO)

• B1097 · flight 3 · Return to Launch Site @ Landing Zone 4 · landed ✓ · last flew Falcon 9 Block 5 | Starlink Group 11-39 · zone record 35/35

• Sentinel-6B Launch — NASA
• Sentinel-6B Launch — NASA
• Sentinel-6B Launch — NASA
• Watch live: SpaceX Falcon 9 rocket launches ocean monitoring satellite for NASA and Europe — Spaceflight Now

1. T−38MGO for Prop Load
2. T−35MStage 1 LOX Load
3. T−35MProp 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+1M12SMax-Q
12. T+2M13SMECO
13. T+2M17SStage 2 Separation
14. T+2M25SSES-1
15. T+2M30SBooster Boostback Burn Startup
16. T+2M48SFairing Separation
17. T+3M18SBooster Boostback Burn Shutdown
18. T+7M22SEntry Burn Startup
19. T+7M48SEntry Burn Shutdown
20. T+8M18SSECO-1
21. T+8M42SStage 1 Landing Burn
22. T+9M11SStage 1 Landing
23. T+52M2SSES-2
24. T+52M12SSECO-2
25. T+57M13SPayload Separation

• Launch successful

  hitura-nobad · 11/17/2025 · source

• Sentinel-6B deployed

  hitura-nobad · 11/17/2025 · source

• Liftoff!

  hitura-nobad · 11/17/2025 · source

• Updated launch weather, 90% GO.

  Cosmic_Penguin · 11/17/2025 · source

• Official Webcast by NASA has started

  LL2 · 11/17/2025 · source

• Tweaked T-0.

  Cosmic_Penguin · 11/16/2025 · source

• Updated launch weather, 40% GO.

  Cosmic_Penguin · 11/15/2025 · source

• Tweaked T-0.

  Cosmic_Penguin · 11/15/2025 · source

• GO for launch.

  Cosmic_Penguin · 11/7/2025 · source

• Added launch window per marine navigation warnings.

  Cosmic_Penguin · 11/6/2025 · source