Success
Starlink Group 10-34
Communications
SpaceX(SpX)CommercialFalcon 9 Block 5
LEOorbit
A batch of 27 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system.
Saturday, June 28, 2025 at 4:26 AM
Replay
Flight Timeline
- T-38:00GO for Prop Load
- T-35:00Prop Load
- T-35:00Stage 1 LOX Load
- T-16:00Stage 2 LOX Load
- T-07:00Engine Chill
- T-01:00Startup
- T-01:00Tank Press
- T-00:45GO for Launch
- T-00:03Ignition
- T+00:00Liftoff
- T+01:10Max-Q
- T+02:23MECO
- T+02:27Stage 2 Separation
- T+02:35SES-1
- T+02:55Fairing Separation
- T+06:01Entry Burn Startup
- T+06:29Entry Burn Shutdown
- T+07:55Stage 1 Landing Burn
- T+08:21Stage 1 Landing
- T+08:40SECO-1
- T+54:45SES-2
- T+54:47SECO-2
- T+1:04:09Starlink Deployment
Links
Mission details
Orbital Attempt
#6,992
SpX Mission
#532
Pad Launch
#318
Location Launch
#1,035
Designator
2025-139
Weather GO
60%
Weather Concerns
Cumulus Cloud Rule, Surface Electric Fields Rule, Anvil Cloud Rules
Launch Window
NET
Jun 28, 2025, 4:26 AM
Precision
Second
Schedule Changes
1 update
Falcon 9 Block 5 Specs
Falcon 9 is a two-stage rocket designed and manufactured by SpaceX for the reliable and safe transport of satellites and the Dragon spacecraft into orbit. The Block 5 variant is the fifth major interval aimed at improving upon the ability for rapid reusability.
Length
70 m
Diameter
3.65 m
Launch Mass
549 t
Thrust
7,607 kN
LEO Capacity
22,800 kg
GTO Capacity
8,300 kg
Launch Cost
$52M
Reusable
Yes
Maiden Flight
2018
Fastest Turnaround
1h 5m
Total Launches
586
Successful
585
Failed
1
Consecutive Success
288
Maiden flight: May 11, 2018
Social Flight Log
- Jun 28, 2025, 5:35 AM
Launch success.
Source - Jun 28, 2025, 4:26 AM
Liftoff.
Source - Jun 28, 2025, 3:23 AM
Updated launch weather, 60% GO at start of window (90% at end).
Source - Jun 27, 2025, 4:50 PM
Tweaked launch window.
Source - Jun 27, 2025, 12:53 AM
GO for launch.
Source - Jun 24, 2025, 12:50 AM
Delayed to NET June 28.
Source - Jun 23, 2025, 4:22 AM
Delayed to NET June 27.
Source - Jun 17, 2025, 2:32 PM
Updated launch pad allocation.
Source - Jun 17, 2025, 6:46 AM
Added launch per NOTAMs.
Source
SpaceX
Space Exploration Technologies Corp., known as SpaceX, is an American aerospace manufacturer and space transport services company headquartered in Hawthorne, California. It was founded in 2002 by entrepreneur Elon Musk with the goal of reducing space transportation costs and enabling the colonization of Mars. SpaceX operates from many pads, on the East Coast of the US they operate from SLC-40 at Cape Canaveral Space Force Station and historic LC-39A at Kennedy Space Center. They also operate from SLC-4E at Vandenberg Space Force Base, California, usually for polar launches. Another launch site is being developed at Boca Chica, Texas.
Founded
2002
Administrator
CEO: Elon Musk
Total Launches
681
Successful
666
Failed
15
Pending
120
Consecutive Success
166
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.
Timezone
America/New_York
Local Launch Time
Jun 28, 2025, 12:26 AM
Total Launches
1,109
Total Landings
75
Coordinates
28.4889, -80.5778