Launch target updated
Previous target
Current target
Recorded by Spacian . Mission source ↗
Latest published target
This is the current published target, subject to schedule changes. The countdown does not confirm liftoff.
Source record updated . This is a source update, not a confirmed launch time.
Check the source: SpaceX ↗ · Launch Library ↗
The latest on this mission
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Time to target
Counting down
Target time, not a confirmed liftoff.
LAUNCH SITEVandenberg SFB, CA, USA
Mission
A batch of 27 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system.
- Launch vehicle
- Falcon 9 Block 5
- Mission type
- Communications
- Destination orbit
- Low Earth Orbit
- Launch pad
- Space Launch Complex 4E
- Provider
- SpaceX
- Programs
- Starlink
- Recovery
- Autonomous Spaceport Drone Ship, The Falcon 9 first stage B1103 will land on ASDS OCISLY after its 7th flight. +1
The vehicle
Published configuration and flight history.
Launch vehicle
Falcon 9 Block 5
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.
- Height
- 70 m
- Diameter
- 3.65 m
- Stages
- 2
- Recorded launches
- 641
- First flight
- 2018-05-11
Launch window
4h windowPublished target
WINDOW OPENS
WINDOW CLOSES
Target ·
The target marker shows its position within the published window. The schedule may change before launch.
Flight timeline
Planned sequence, not live telemetry. Times are relative to the launch target.
- T−00:38:00
GO for Prop Load
- T−00:35:00
Stage 1 LOX Load
- T−00:35:00
Prop Load
- T−00:16:00
Stage 2 LOX Load
- T−00:07:00
Engine Chill
- T−00:01:00
Startup
Show the full sequence (23 events)
- T−00:01:00
Tank Press
- T−00:00:45
GO for Launch
- T−00:00:03
Ignition
- T+00:00:00
Liftoff
- T+00:01:08
Max-Q
- T+00:02:26
MECO
- T+00:02:29
Stage 2 Separation
- T+00:02:36
SES-1
- T+00:02:58
Fairing Separation
- T+00:06:01
Entry Burn Startup
- T+00:06:24
Entry Burn Shutdown
- T+00:07:58
Stage 1 Landing Burn
- T+00:08:21
Stage 1 Landing
- T+00:08:39
SECO-1
- T+00:53:03
SES-2
- T+00:53:05
SECO-2
- T+01:01:55
Starlink Deployment
Launch site & orbit
Vandenberg SFB, CA, USA
The mission in perspective
Launch site & orbit
Explore the launch pad, then pull back to see the shape of the destination orbit.
Understand this orbit
Watch in person
Plan around the launch.
Check the base’s current launch notices and access restrictions before travelling.
Leave room for delays. Recheck the launch target, local weather and road closures on the day.
Vandenberg launch announcements ↗Before you set off
- Confirm the target and launch window.
- Check official viewing access and any booking requirements.
- Use a permitted viewing area. The launch pad is not a visitor destination.
- Keep the mission’s coverage link as a backup.
Coverage & sources
Links supplied by the mission data provider.
Coverage and times may change.
Mission coverage
Starlink Mission ↗Follow on iPhone
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Open mission in Spacian ↗