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SpaceXFalcon 9 Block 5Launch Complex 39A, Kennedy Space Center, FL, USA

Starlink Group 12-10

Launched

April 29, 2025 · 02:34 UTC

Launch SuccessfulWeather 75% go
Space X Starlink Mission Patch

Image: SpaceX

Summary

Starlink Group 12-10 launched on a SpaceX Falcon 9 Block 5 from Launch Complex 39A, Kennedy Space Center, FL, USA on April 29, 2025 at 02:34 UTC. The launch window ran from 02:31 to 05:31 UTC. It was SpaceX's 501st launch, 52nd this year and humanity's 6,940th orbital launch attempt. It was the 411th Falcon 9 Block 5 flight and the 50th this year. Booster B1094 flew for the 1st time and landed at A Shortfall of Gravitas. The payload was bound for low Earth orbit (LEO). The tracked orbit of Starlink 11677, one of 23 catalogued objects, from May 5, 2025, was 314 × 316 km inclined 43.0°. 23 objects from this launch are catalogued, all of them payloads.

Booster
  • B1094 · flight 1 · Autonomous Spaceport Drone Ship at A Shortfall of Gravitas · landed161/162 landed here · 600 km downrange
Mission
Communications · Low Earth Orbit (LEO)for SpX
Milestone
411th Falcon 9 Block 5 flight · 50th this yearSpaceX's 501st launch52nd this yearhumanity's 6,940th orbital launch attempt91st orbital launch attempt this year

Flight preview

Simulate in Flight Club

Orbit: as tracked

43.0°Inclination
314 × 316 kmPerigee × apogeefrom mean elements
90.7 minPeriodfrom mean elements
351.3°Ascending node
528 d agoElement epoch2025-05-05 20:00 UTC · stale

Starlink 11677 · NORAD 63751 · 2025-089 · Space-Track · tracking 1 of 23 objects

Show the numbers for orbit elements
Object
STARLINK-11677
Object ID
2025-089A
Epoch
2025-05-05 20:00:01 UTC
Mean motion
15.88053667 rev/day
Eccentricity
0.0001837
Inclination
43.0056°
Ascending node
351.2956°
Arg. of perigee
256.4712°
Mean anomaly
332.4832°
Element set
999
Rev at epoch
168
B*
-0.0038666

Perigee, apogee and period are Kepler figures from the catalogued mean elements, not a propagated state. Published orbit: LEO.

Flight timeline

23 steps, T−38 min to T+1 h 5 min
  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. T−0Liftoff
  11. T+1M11SMax-Q
  12. T+2M25SMECO
  13. T+2M28SStage 2 Separation
  14. T+2M35SSES-1
  15. T+3M4SFairing Separation
  16. T+6M3SEntry Burn Startup
  17. T+6M28SEntry Burn Shutdown
  18. T+7M46SStage 1 Landing Burn
  19. T+8M15SStage 1 Landing
  20. T+8M39SSECO-1
  21. T+54M5SSES-2
  22. T+54M6SSECO-2
  23. T+1H5M13SStarlink Deployment

Catalogued objects

23 catalogued: 23 payloads; 23 still in orbit

  • Starlink 11677 · NORAD 63751 · in orbit
  • Starlink 11702 · NORAD 63752 · in orbit
  • Starlink 11706 · NORAD 63753 · in orbit
  • Starlink 11662 · NORAD 63754 · in orbit
  • Starlink 11681 · NORAD 63755 · in orbit
  • Starlink 11688 · NORAD 63756 · in orbit
  • Starlink 11676 · NORAD 63757 · in orbit
  • Starlink 11705 · NORAD 63758 · in orbit
  • Starlink 11703 · NORAD 63759 · in orbit
  • Starlink 11701 · NORAD 63760 · in orbit
  • Starlink 11660 · NORAD 63761 · in orbit
  • Starlink 11699 · NORAD 63762 · in orbit
Show 11 more payloads
  • Starlink 11693 · NORAD 63763 · in orbit
  • Starlink 33760 · NORAD 63764 · in orbit
  • Starlink 33941 · NORAD 63765 · in orbit
  • Starlink 33824 · NORAD 63766 · in orbit
  • Starlink 33808 · NORAD 63767 · in orbit
  • Starlink 33844 · NORAD 63768 · in orbit
  • Starlink 33907 · NORAD 63769 · in orbit
  • Starlink 33884 · NORAD 63770 · in orbit
  • Starlink 33841 · NORAD 63771 · in orbit
  • Starlink 33769 · NORAD 63773 · in orbit
  • Starlink 33914 · NORAD 63774 · in orbit

Data from J. McDowell, planet4589.org

About this launch

A batch of 23 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system.

Pad

Map of Launch Complex 39A

Launch Complex 39A, Kennedy Space Center, FL, USA

205th launch from Launch Complex 39A, 11th this year · 263rd from Kennedy Space Center, FL, USA

Local pad time at liftoff: Apr 28, 10:34 PM EDT, at night

224 launches from this pad · 283 from Kennedy Space Center, FL, USA

7 days 18 hours after the previous launch from this pad

Updates

Launch success.

Show 8 earlier updates
  • Liftoff.

    Cosmic_Penguin · 4/29/2025 · source

  • New T-0.

    Cosmic_Penguin · 4/28/2025 · source

  • GO for launch.

    Cosmic_Penguin · 4/28/2025 · source

  • Weather 75% GO.

    hitura-nobad · 4/27/2025 · source

  • Tweaked T-0.

    Cosmic_Penguin · 4/27/2025 · source

  • Switched launch pad.

    Cosmic_Penguin · 4/23/2025 · source

  • NET April 29 UTC.

    Cosmic_Penguin · 4/23/2025 · source

  • Added launch with pending launch date due to clashes with Starlink Group 12-25.

    Cosmic_Penguin · 3/11/2025 · source

Questions

When did Starlink Group 12-10 launch?

Starlink Group 12-10 launched on April 29, 2025 at 02:34 UTC. The launch window ran from 02:31 to 05:31 UTC.

Where can I watch Starlink Group 12-10?

Coverage: SpaceX Starlink Group 12-10; SpaceX - Falcon 9 - Starlink 12-10 - LC-39A - Kennedy Space Center - April 28, 2025; Watch live: SpaceX Falcon 9 rocket launches from Kennedy Space Center with 23 Starlink satellites. Watch the replay

What rocket launched Starlink Group 12-10?

Falcon 9 Block 5, flown by SpaceX. Falcon 9 Block 5 spec sheet

Where did Starlink Group 12-10 launch from?

Launch Complex 39A, Kennedy Space Center, FL, USA. Liftoff was Apr 28, 10:34 PM EDT local time at the pad.

Did the booster land?

Booster B1094 flew for the 1st time and landed at A Shortfall of Gravitas.

What orbit did Starlink Group 12-10 reach?

The tracked orbit of Starlink 11677, one of 23 catalogued objects, from May 5, 2025, was 314 × 316 km inclined 43.0°.

How many satellites did Starlink Group 12-10 launch?

23 payloads from this launch are catalogued, 23 of them still in orbit (Data from J. McDowell, planet4589.org).

Which program is Starlink Group 12-10 part of?

Starlink. About Starlink