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SpaceX/Falcon 9 Block 5·Space Launch Complex 4E

Falcon 9 Block 5 | Starlink Group 15-21

Orbit: LEO·Type: Communications·Agencies: SpaceX

Countdown to T-0

GMT Time
Spaceport
To Be Determined⟳ Estimate revised
Falcon 9 Block 5 | Starlink Group 15-21 mission image
Vehicle: Falcon 9 Block 5Credit: SpaceX · Wikimedia Commons

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

Target orbit
LEO · Low Earth Orbit
Mission type
Communications
Payload
Starlink Group 15-21
Agencies
SpaceX
Mission Update

Delayed to November TBD.

Live Stream & Coverage

Stream Offline · 2 Scheduled
X
SpaceXOfficial Webcast

Starlink Mission

EnglishWatch
YouTube
SPACE AFFAIRSUnofficial Re-stream

GO!- SpaceX - Falcon 9 - Starlink 15-21 - SLC-4E - Vandenberg SFB, CA - Space Affairs Live

EnglishWatch
To Be DeterminedMission Elapsed Time
T+ 00:00:00
Target Liftoff (UTC)2026-11-30 00:00:00 UTC
Flight Milestone Horizon
T- 00:16:00○
Stage 2 LOX Load
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+ 00:07:58○
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
CoreUnknown F9
Recovery Attempted
The Falcon 9 first stage will land on ASDS OCISLY after its flight.
Zone: Of Course I Still Love YouType: Autonomous Spaceport Drone Ship

Target liftoff time (UTC)

00:00:00 UTC

Monday, 30 November 2026

Instantaneous window

Planned T-0 liftoff

00:00:00 UTCWindow open
00:00:00 UTCPlanned ignition
00:00:00 UTCWindow close
Rocket family
Falcon
Height
70m
Diameter
3.7m
Payload to LEO
22,800kg
Liftoff thrust
7,607kN
Stages
2
Falcon 9 Block 5 | Starlink Group 15-21 | Space Launch Hub