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SpaceXFalcon 9 Block 5Space Launch Complex 4E, Vandenberg SFB, CA, USA

Starlink Group 15-11

Launched

December 10, 2025 · 11:40 UTC

Launch Successful
Space X Starlink Mission Patch

Image: SpaceX

Summary

Starlink Group 15-11 launched on a SpaceX Falcon 9 Block 5 from Space Launch Complex 4E, Vandenberg SFB, CA, USA on December 10, 2025 at 11:40 UTC. The launch window ran from 08:54 to 12:54 UTC. It was SpaceX's 614th launch, 165th this year and humanity's 7,149th orbital launch attempt. It was the 521st Falcon 9 Block 5 flight and the 160th this year. Booster B1082 flew for the 18th time and landed at Of Course I Still Love You. The payload was bound for low Earth orbit (LEO). The tracked orbit of Starlink 35660, one of 27 catalogued objects, from December 17, 2025, was 287 × 293 km inclined 70.0°. 27 objects from this launch are catalogued, all of them payloads.

Booster
  • B1082 · flight 18 · Autonomous Spaceport Drone Ship at Of Course I Still Love You · landed209/217 landed here · 43 days after its previous flight, Starlink Group 11-21 · 574 km downrange
Mission
Communications · Low Earth Orbit (LEO)for SpX
Milestone
521st Falcon 9 Block 5 flight · 160th this yearSpaceX's 614th launch165th this yearhumanity's 7,149th orbital launch attempt300th orbital launch attempt this year

Flight preview

Simulate in Flight Club

Orbit: as tracked

70.0°Inclination
287 × 293 kmPerigee × apogeefrom mean elements
90.2 minPeriodfrom mean elements
309.0°Ascending node
302 d agoElement epoch2025-12-17 20:00 UTC · stale

Starlink 35660 · NORAD 67003 · 2025-293 · Space-Track · tracking 1 of 27 objects

Show the numbers for orbit elements
Object
STARLINK-35660
Object ID
2025-293A
Epoch
2025-12-17 20:00:01 UTC
Mean motion
15.96949357 rev/day
Eccentricity
0.00041285
Inclination
69.9938°
Ascending node
309.0388°
Arg. of perigee
267.0417°
Mean anomaly
109.6865°
Element set
999
Rev at epoch
238
B*
-0.0021949135

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

Flight timeline

13 steps, T+1 min 12 s to T+1 h 1 min
  1. T+1M12SMax-Q
  2. T+2M25SMECO
  3. T+2M28SStage 2 Separation
  4. T+2M35SSES-1
  5. T+2M54SFairing Separation
  6. T+6M10SEntry Burn Startup
  7. T+6M33SEntry Burn Shutdown
  8. T+8MStage 1 Landing Burn
  9. T+8M24SStage 1 Landing
  10. T+8M39SSECO-1
  11. T+52M24SSES-2
  12. T+52M26SSECO-2
  13. T+1H1M16SStarlink Deployment

Catalogued objects

27 catalogued: 27 payloads; 27 still in orbit

  • Starlink 35660 · NORAD 67003 · in orbit
  • Starlink 35913 · NORAD 67004 · in orbit
  • Starlink 36148 · NORAD 67005 · in orbit
  • Starlink 36156 · NORAD 67006 · in orbit
  • Starlink 36123 · NORAD 67007 · in orbit
  • Starlink 36163 · NORAD 67008 · in orbit
  • Starlink 36118 · NORAD 67009 · in orbit
  • Starlink 36189 · NORAD 67010 · in orbit
  • Starlink 36167 · NORAD 67011 · in orbit
  • Starlink 36175 · NORAD 67012 · in orbit
  • Starlink 35856 · NORAD 67013 · in orbit
  • Starlink 36207 · NORAD 67014 · in orbit
Show 15 more payloads
  • Starlink 36093 · NORAD 67015 · in orbit
  • Starlink 36120 · NORAD 67016 · in orbit
  • Starlink 35498 · NORAD 67017 · in orbit
  • Starlink 36106 · NORAD 67018 · in orbit
  • Starlink 35688 · NORAD 67019 · in orbit
  • Starlink 36172 · NORAD 67020 · in orbit
  • Starlink 36184 · NORAD 67021 · in orbit
  • Starlink 36209 · NORAD 67022 · in orbit
  • Starlink 36191 · NORAD 67023 · in orbit
  • Starlink 36192 · NORAD 67024 · in orbit
  • Starlink 36178 · NORAD 67025 · in orbit
  • Starlink 36176 · NORAD 67026 · in orbit
  • Starlink 36171 · NORAD 67027 · in orbit
  • Starlink 36132 · NORAD 67028 · in orbit
  • Starlink 36190 · NORAD 67029 · in orbit

Data from J. McDowell, planet4589.org

About this launch

A batch of 27 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system.

Pad

Map of Space Launch Complex 4E

Space Launch Complex 4E, Vandenberg SFB, CA, USA

236th launch from Space Launch Complex 4E, 62nd this year · 850th from Vandenberg SFB, CA, USA

Local pad time at liftoff: Dec 10, 3:40 AM PST, at night

303 launches from this pad · 919 from Vandenberg SFB, CA, USA

2 days 17 hours after the previous launch from this pad

Updates

Launch success.

Show 8 earlier updates
  • Liftoff!

    hitura-nobad · 12/10/2025 · source

  • Unofficial Re-stream by SPACE AFFAIRS has started

    LL2 · 12/10/2025 · source

  • Now targeting Dec 10 at 11:40 UTC

    Cosmic_Penguin · 12/9/2025 · source

  • Now targeting Dec 10 at 09:02 UTC

    Cosmic_Penguin · 12/9/2025 · source

  • Tweaked launch window.

    Cosmic_Penguin · 11/30/2025 · source

  • Updated tentative launch window.

    Cosmic_Penguin · 11/26/2025 · source

  • Now targeting NET December 10.

    Cosmic_Penguin · 11/26/2025 · source

  • Added launch.

    Cosmic_Penguin · 11/24/2025 · source

Questions

When did Starlink Group 15-11 launch?

Starlink Group 15-11 launched on December 10, 2025 at 11:40 UTC. The launch window ran from 08:54 to 12:54 UTC.

Where can I watch Starlink Group 15-11?

Coverage: SpaceX Starlink Group 15-11; Watch Live: SpaceX launches Starlink internet satellites from California on Falcon 9 rocket; Starlink Mission. Watch the replay

What rocket launched Starlink Group 15-11?

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

Where did Starlink Group 15-11 launch from?

Space Launch Complex 4E, Vandenberg SFB, CA, USA. Liftoff was Dec 10, 3:40 AM PST local time at the pad.

Did the booster land?

Booster B1082 flew for the 18th time and landed at Of Course I Still Love You.

What orbit did Starlink Group 15-11 reach?

The tracked orbit of Starlink 35660, one of 27 catalogued objects, from December 17, 2025, was 287 × 293 km inclined 70.0°.

How many satellites did Starlink Group 15-11 launch?

27 payloads from this launch are catalogued, 27 of them still in orbit (Data from J. McDowell, planet4589.org).

Which program is Starlink Group 15-11 part of?

Starlink. About Starlink