SpaceXFalcon 9 Block 5Space Launch Complex 40, Cape Canaveral SFS, FL, USA
Starlink Group 12-15
Launched
May 21, 2025 · 03:19 UTC
Image: SpaceX
Summary
Starlink Group 12-15 launched on a SpaceX Falcon 9 Block 5 from Space Launch Complex 40, Cape Canaveral SFS, FL, USA on May 21, 2025 at 03:19 UTC. The launch window ran from 03:19 to 03:23 UTC. It was SpaceX's 511th launch, 62nd this year and humanity's 6,960th orbital launch attempt. It was the 421st Falcon 9 Block 5 flight and the 60th this year. Booster B1095 flew for the 1st time and landed at Just Read the Instructions. The payload was bound for low Earth orbit (LEO). The tracked orbit of Starlink 11741, one of 23 catalogued objects, from May 28, 2025, was 315 × 318 km inclined 43.0°. 23 objects from this launch are catalogued, all of them payloads.
- Watch
- Vehicle
- Falcon 9 Block 5 · SpaceXStarlink
- Booster
- B1095 · flight 1 · Autonomous Spaceport Drone Ship at Just Read the Instructions · landed156/157 landed here · 600 km downrange
- Mission
- Communications · Low Earth Orbit (LEO)for SpX
- Milestone
- 421st Falcon 9 Block 5 flight · 60th this yearSpaceX's 511th launch62nd this yearhumanity's 6,960th orbital launch attempt111th orbital launch attempt this year
Flight preview
Simulate in Flight ClubOrbit: as tracked
Starlink 11741 · NORAD 64064 · 2025-107 · Space-Track · tracking 1 of 23 objects
Show the numbers for orbit elements
- Object
- TBA - TO BE ASSIGNED
- Object ID
- 2025-107A
- Epoch
- 2025-05-28 18:00:02 UTC
- Mean motion
- 15.87583814 rev/day
- Eccentricity
- 0.0002067
- Inclination
- 43.0067°
- Ascending node
- 18.7297°
- Arg. of perigee
- 261.6425°
- Mean anomaly
- 18.21°
- Element set
- 999
- Rev at epoch
- 240
- B*
- -0.0039111
Perigee, apogee and period are Kepler figures from the catalogued mean elements, not a propagated state. Published orbit: LEO.
Flight timeline
- T−38MGO for Prop Load
- T−35MProp Load
- T−35MStage 1 LOX Load
- T−16MStage 2 LOX Load
- T−7MEngine Chill
- T−1MStartup
- T−1MTank Press
- T−45SGO for Launch
- T−3SIgnition
- T−0Liftoff
- T+1M11SMax-Q
- T+2M25SMECO
- T+2M28SStage 2 Separation
- T+2M35SSES-1
- T+3M4SFairing Separation
- T+6M3SEntry Burn Startup
- T+6M27SEntry Burn Shutdown
- T+7M47SStage 1 Landing Burn
- T+8M11SStage 1 Landing
- T+8M38SSECO-1
- T+54MSES-2
- T+54M2SSECO-2
- T+1H5M9SStarlink Deployment
Catalogued objects
23 catalogued: 23 payloads; 23 still in orbit
- Starlink 11741 · NORAD 64064 · in orbit
- Starlink 11709 · NORAD 64065 · in orbit
- Starlink 11737 · NORAD 64066 · in orbit
- Starlink 11726 · NORAD 64067 · in orbit
- Starlink 11700 · NORAD 64068 · in orbit
- Starlink 11649 · NORAD 64069 · in orbit
- Starlink 11713 · NORAD 64070 · in orbit
- Starlink 11719 · NORAD 64071 · in orbit
- Starlink 11733 · NORAD 64072 · in orbit
- Starlink 11729 · NORAD 64073 · in orbit
- Starlink 11730 · NORAD 64074 · in orbit
- Starlink 11723 · NORAD 64075 · in orbit
Show 11 more payloads
- Starlink 11715 · NORAD 64076 · in orbit
- Starlink 34201 · NORAD 64077 · in orbit
- Starlink 34190 · NORAD 64078 · in orbit
- Starlink 34168 · NORAD 64079 · in orbit
- Starlink 34098 · NORAD 64080 · in orbit
- Starlink 34180 · NORAD 64081 · in orbit
- Starlink 34171 · NORAD 64082 · in orbit
- Starlink 34126 · NORAD 64083 · in orbit
- Starlink 34157 · NORAD 64084 · in orbit
- Starlink 34140 · NORAD 64085 · in orbit
- Starlink 34132 · NORAD 64086 · 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
Space Launch Complex 40, Cape Canaveral SFS, FL, USA
308th launch from Space Launch Complex 40, 28th this year · 1,024th from Cape Canaveral SFS, FL, USA
Local pad time at liftoff: May 20, 11:19 PM EDT, at night
403 launches from this pad · 1,131 from Cape Canaveral SFS, FL, USA
6 days 10 hours after the previous launch from this pad
Updates
Launch success.
Show 9 earlier updates
Liftoff.
Cosmic_Penguin · 5/21/2025 · source
Unofficial Re-stream by SPACE AFFAIRS has started
LL2 · 5/21/2025 · source
Tweaked T-0.
Cosmic_Penguin · 5/20/2025 · source
Tweaked T-0.
Cosmic_Penguin · 5/20/2025 · source
Confirmed recycling to NET May 21 UTC.
Cosmic_Penguin · 5/20/2025 · source
Scrubbed for the day.
Cosmic_Penguin · 5/20/2025 · source
Hold at T-2:28.
Cosmic_Penguin · 5/20/2025 · source
Unofficial Re-stream by SPACE AFFAIRS has started
LL2 · 5/20/2025 · source
Go for launch
SwGustav · 5/20/2025 · source
Questions
When did Starlink Group 12-15 launch?
Starlink Group 12-15 launched on May 21, 2025 at 03:19 UTC. The launch window ran from 03:19 to 03:23 UTC.
Where can I watch Starlink Group 12-15?
Coverage: SpaceX Starlink Group 12-15; Falcon 9 - Starlink 12-15 - SLC-40 - Cape Canaveral SFS - May 20, 2025; Watch live: SpaceX launches Starlink satellites on brand new Falcon 9 rocket from Cape Canaveral. Watch the replay
What rocket launched Starlink Group 12-15?
Falcon 9 Block 5, flown by SpaceX. Falcon 9 Block 5 spec sheet
Where did Starlink Group 12-15 launch from?
Space Launch Complex 40, Cape Canaveral SFS, FL, USA. Liftoff was May 20, 11:19 PM EDT local time at the pad.
Did the booster land?
Booster B1095 flew for the 1st time and landed at Just Read the Instructions.
What orbit did Starlink Group 12-15 reach?
The tracked orbit of Starlink 11741, one of 23 catalogued objects, from May 28, 2025, was 315 × 318 km inclined 43.0°.
How many satellites did Starlink Group 12-15 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 12-15 part of?
Starlink. About Starlink