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Starlink Group 12-2

© SpaceX

All launches
SpaceX

Starlink Group 12-2

Success

Falcon 9 Block 5
T-minus to liftoff

-

00

HOURS

:

00

MINUTES

:

00

SECONDS

Dec 23, 05:35:30 UTC
StatusSuccess
VehicleFalcon 9 Block 5
OrbitLow Earth Orbit
PadLaunch Complex 39A
Loading map…

Mission

A batch of 21 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system.

Launch Timeline

Countdown

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

T-00:01:00

Tank Press

T-00:00:45

GO for Launch

T-00:00:03

Ignition

In-flight

T+00:00:00

Liftoff

T+00:01:10

Max-Q

T+00:02:25

MECO

T+00:02:29

Stage 2 Separation

T+00:02:36

SES-1

T+00:03:06

Fairing Separation

T+00:06:00

Entry Burn Startup

T+00:06:24

Entry Burn Shutdown

T+00:07:47

Stage 1 Landing Burn

T+00:08:10

Stage 1 Landing

T+00:08:37

SECO-1

T+00:53:57

SES-2

T+00:53:59

SECO-2

T+01:05:06

Starlink Deployment

Quick facts

VehicleFalcon 9 Block 5
OrbitLow Earth Orbit
PadLaunch Complex 39A
SiteKennedy Space Center, FL, USA
WindowDec 23, 05:35:30 UTC→Dec 23, 08:21:20 UTC

Vehicle

FamilyFalcon
Height70 m
Diameter3.65 m
Stages2
ReusableYes
LEO capacity22,800 kg
Track record606/607 successful
Landings593/598
Acquiring satellite view…
Trajectory unknown
Launch Complex 39A
Kennedy Space Center, FL, USA
28.608, -80.604
Scrub riskLOW
Go90%
Q

Q's read

Weather & scrubLOW risk
Weather Go90%LL2 Go60%Wind4 ktGusts4 ktCloud100%Temp88°F

Limiting rule: No flight through cumulus cloud with top at or above the freezing level.

1200% cloud cover in layer above freezing (15069 ft) — approximated · METAR: "KTTS 122055Z AUTO 22003KT 10SM TS -RA BKN055 24/22 A3010 RMK AO2 DZE1955RAB1955E" · HRRR F+0: CAPE 1982 · upper-level wind 34 kt — anvil-producing environment, no live proximity (no satellite cloud-top at this pad)

Reusable Hardware

All boosters →
First Stage · Flight-provenB1080
active14th flight
Flights27
Landings27/27100%
Fastest turn13d 12h
Recovered · ASDS · JRTI· 600 km downrange
27d 19h since last flight

Falcon 9 Block 5 booster first used for the Axiom Space Mission 2 Crew Dragon mission.

Previous flights · 27
  1. #28Starlink Group 10-45+31d 18hASOGJul 14, 2026
  2. #27Starlink Group 10-54+59d 3hASOGJun 12, 2026
  3. #26Starlink Group 10-24+40d 22hJRTIApr 14, 2026
  4. #25Starlink Group 10-40+44d 11hASOGMar 4, 2026
  5. #24Starlink Group 6-100+58d 19hASOGJan 18, 2026