Mission description
A batch of 23 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system.
Weather concern: Cumulus Cloud Rule, Anvil Cloud Rules
Launch index
Mission imagery · Falcon 9 Block 5
Launch Successful
Falcon 9 Block 5 | Starlink Group 12-23
April 28, 2025 at 2:09 AM UTC
Cape Canaveral SFS, FL, USA
Launch details
LAUNCH IN
T−00d00h00m00s
April 28, 2025 at 2:09 AM UTC
Status: Launch Successful · Live feed refreshes every 30 seconds
Space Launch Complex 40
Cape Canaveral SFS, FL, USA · 28.5619, -80.5774
- Rocket
- Falcon 9 Block 5
- Launch probability
- 90%
- Window opens
- April 28, 2025 at 2:09 AM UTC
- Window closes
- April 28, 2025 at 5:49 AM UTC
- Feed updated
- April 28, 2025 at 4:54 AM UTC
Mission media
Watch the launch.
SpaceX - Falcon 9 - Starlink 12-23 - SLC-40 - Cape Canaveral SFS - April 27, 2024
Full video recordVehicle
Falcon 9 Block 5
Falcon · Block 5
Height
70 m
Diameter
3.65 m
LEO capacity
22,800 kg
Successful launches
624
Launch complex
Space Launch Complex 40
Cape Canaveral SFS, FL, USA
Cape Canaveral Space Force Station (CCSFS) is an installation of the United States Space Force's Space Launch Delta 45, located on Cape Canaveral in Brevard County, Florida.
Open mapConnected program records
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To Be Determined
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September 30, 2026 at 12:00 AM UTC
Official links
SpaceX - Falcon 9 - Starlink 12-23 - SLC-40 - Cape Canaveral SFS - April 27, 2024SPACE AFFAIRS🚀 SpaceX Falcon 9 Launches Starlink 12-23 MissionNASASpaceflightStarlink MissionSpaceXWatch live: SpaceX launches 23 Starlink satellites from Cape Canaveral on Falcon 9 rocketSpaceflight NowUnofficial Re-streamSpaceX