SpaceX

Starlink Group 17-50

Success

Falcon 9 Block 5

T-minus to liftoff

-

00

HOURS

:

00

MINUTES

:

00

SECONDS

Wednesday August 19 2026, 04:01:07 UTC

StatusSuccess

VehicleFalcon 9 Block 5

OrbitLow Earth Orbit

PadSpace Launch Complex 4E

Loading map…

Mission

A batch of 24 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

Tank Press

T-00:01:00

Startup

T-00:00:45

GO for Launch

T-00:00:03

Ignition

In-flight

T+00:00:00

Liftoff

T+00:01:08

Max-Q

T+00:02:25

MECO

T+00:02:29

Stage 2 Separation

T+00:02:36

SES-1

T+00:02:57

Fairing Separation

T+00:05:59

Entry Burn Startup

T+00:06:22

Entry Burn Shutdown

T+00:07:56

Stage 1 Landing Burn

T+00:08:18

Stage 1 Landing

T+00:08:40

SECO-1

T+00:52:35

SES-2

T+00:52:36

SECO-2

T+01:01:27

Starlink Deployment

Quick facts

VehicleFalcon 9 Block 5

OrbitLow Earth Orbit

PadSpace Launch Complex 4E

SiteVandenberg SFB, CA, USA

WindowWednesday August 19 2026, 02:00:00 UTC→Wednesday August 19 2026, 06:00:00 UTC

Vehicle

FamilyFalcon

Height70 m

Diameter3.7 m

Stages2

ReusableYes

LEO capacity22,800 kg

Track record632/633 successful

Landings618/623

All launches

SpaceX

Starlink Group 17-50

Success

Falcon 9 Block 5

T-minus to liftoff

-

00

HOURS

:

00

MINUTES

:

00

SECONDS

Wednesday August 19 2026, 04:01:07 UTC

StatusSuccess

Scrub riskLOW

Go95%

VehicleFalcon 9 Block 5

OrbitLow Earth Orbit

PadSpace Launch Complex 4E

Launch CodexDossier

Every source for this mission in one place — news, social, references, notes & the exact timeline.

Explore

Loading mission…

Orbital elements (TLE)

Orbit

Apogee270 km

Perigee257 km

Period89.8 min

Inclination97.29°

Launch heading 197° · SSW from Starlink 17-50.

OrbitStarlink 17-50› conehigh

1 70173U 26190A 26231.21012731 .00000000 00000-0 00000-0 0 9997

2 70173 97.2910 083.6848 0009899 266.8020 106.5970 16.03811562 05

Pre-launch TLEs from Dillon's Space Page. Estimated before flight — the real orbit is confirmed post-launch.

Loading map…

Mission

A batch of 24 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system.

Reusable Hardware

All boosters →

First Stage · Flight-provenB1097

active12th flight

Flights13

Landings13/13100%

Fastest turn14d 3h

Recovered · ASDS · OCISLY· 574 km downrange

42d 20h since last flight

Falcon 9 booster.

Previous flights · 12

Mission Video

Falcon 9 Block 5 | Starlink Group 17-50by Andrew Schoening

Q's read

Weather & scrubLOW risk

Weather Go95%Wind6 m/sGusts7 m/sCloud86%Temp19°C

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

max cloud-top 5870 m above freezing 4499 m (99% cover in 10 nmi) · no GLM flashes within 25 nmi / 30 min, likely cirrus / stratiform ice rather than cumulus · max-top 5870 m, mean 3882 m, 99% cover, freezing 4499 m

Hazards (3)All areas →Download pack

539/2026rocket launchAug 15, 21:52Z – Sep 20, 01:39Z
NAVAREA XII 539/26. NORTH PACIFIC. CALIFORNIA. 1. HAZARDOUS OPERATIONS, ROCKET LAUNCHING: A. 152152Z TO 160215Z AUG, ALTERNATE 162138Z TO 170201Z, 172124Z TO 180147Z, 182110Z TO 190133Z, 192056Z TO 200119Z, 202042Z TO 210105Z AND 212029Z TO 220052Z AUG IN AREA BOUND BY 34-28.00N 120-21.00W, 34-40.00N 120-37.00W, 34-39.00N 120-39.00W, 34-34.00N 120-39.00W, 34-19.00N 120-34.00W, 33-04.00N 119-51.00W, 32-20.00N 119-20.00W, 32-21.00N 119-18.00W 33-03.00N 119-37.00W. B. 152152Z TO 160217Z AUG, ALTERNATE 162138Z TO 170203Z, 172124Z TO 180149Z, 182110Z TO 190135Z, 192056Z TO 200121Z, 202042Z TO 210107Z AND 212029Z TO 220054Z AUG IN AREA BOUND BY 29-48.00N 117-39.00W, 31-20.00N 118-49.00W, 31-19.00N 118-50.00W, 30-36.00N 118-39.00W, 29-54.00N 118-22.00W, 29-24.00N 118-08.00W. C. 152152Z TO 160235Z AUG, ALTERNATE 162138Z TO 170221Z, 172124Z TO 180207Z, 182110Z TO 190153Z, 192056Z TO 200139Z, 202042Z TO 210125Z AND 212029Z TO 220112Z AUG IN AREA BOUND BY 29-48.00N 117-39.00W, 29-24.00N 118-08.00W, 29-15.00N 118-02.00W, 29-02.00N 117-59.00W, 28-13.00N 117-21.00W, 29-36.00N 117-16.00W. 2. CANCEL THIS MSG 220212Z AUG 26.
Hazard card →

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

Tank Press

T-00:01:00

Startup

T-00:00:45

GO for Launch

T-00:00:03

Ignition

In-flight

T+00:00:00

Liftoff

T+00:01:08

Max-Q

T+00:02:25

MECO

T+00:02:29

Stage 2 Separation

T+00:02:36

SES-1

T+00:02:57

Fairing Separation

T+00:05:59

Entry Burn Startup

T+00:06:22

Entry Burn Shutdown

T+00:07:56

Stage 1 Landing Burn

T+00:08:18

Stage 1 Landing

T+00:08:40

SECO-1

T+00:52:35

SES-2

T+00:52:36

SECO-2

T+01:01:27

Starlink Deployment

Quick facts

VehicleFalcon 9 Block 5

OrbitLow Earth Orbit

PadSpace Launch Complex 4E

SiteVandenberg SFB, CA, USA

WindowWednesday August 19 2026, 02:00:00 UTC→Wednesday August 19 2026, 06:00:00 UTC

Vehicle

FamilyFalcon

Height70 m

Diameter3.7 m

Stages2

ReusableYes

LEO capacity22,800 kg

Track record632/633 successful

Landings618/623

Launch CodexDossier

Every source for this mission in one place — news, social, references, notes & the exact timeline.

Explore

Mission Video

Falcon 9 Block 5 | Starlink Group 17-50by Andrew Schoening

Reusable Hardware

All boosters →

First Stage · Flight-provenB1097

active12th flight

Flights13

Landings13/13100%

Fastest turn14d 3h

Recovered · ASDS · OCISLY· 574 km downrange

42d 20h since last flight

Falcon 9 booster.

Previous flights · 12

Loading mission…

Orbital elements (TLE)

Orbit

Apogee270 km

Perigee257 km

Period89.8 min

Inclination97.29°

Launch heading 197° · SSW from Starlink 17-50.

OrbitStarlink 17-50› conehigh

1 70173U 26190A 26231.21012731 .00000000 00000-0 00000-0 0 9997

2 70173 97.2910 083.6848 0009899 266.8020 106.5970 16.03811562 05

Pre-launch TLEs from Dillon's Space Page. Estimated before flight — the real orbit is confirmed post-launch.

Scrub riskLOW

Go95%

Q's read

Weather & scrubLOW risk

Weather Go95%Wind6 m/sGusts7 m/sCloud86%Temp19°C

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

max cloud-top 5870 m above freezing 4499 m (99% cover in 10 nmi) · no GLM flashes within 25 nmi / 30 min, likely cirrus / stratiform ice rather than cumulus · max-top 5870 m, mean 3882 m, 99% cover, freezing 4499 m

Hazards (3)All areas →Download pack

539/2026rocket launchAug 15, 21:52Z – Sep 20, 01:39Z
NAVAREA XII 539/26. NORTH PACIFIC. CALIFORNIA. 1. HAZARDOUS OPERATIONS, ROCKET LAUNCHING: A. 152152Z TO 160215Z AUG, ALTERNATE 162138Z TO 170201Z, 172124Z TO 180147Z, 182110Z TO 190133Z, 192056Z TO 200119Z, 202042Z TO 210105Z AND 212029Z TO 220052Z AUG IN AREA BOUND BY 34-28.00N 120-21.00W, 34-40.00N 120-37.00W, 34-39.00N 120-39.00W, 34-34.00N 120-39.00W, 34-19.00N 120-34.00W, 33-04.00N 119-51.00W, 32-20.00N 119-20.00W, 32-21.00N 119-18.00W 33-03.00N 119-37.00W. B. 152152Z TO 160217Z AUG, ALTERNATE 162138Z TO 170203Z, 172124Z TO 180149Z, 182110Z TO 190135Z, 192056Z TO 200121Z, 202042Z TO 210107Z AND 212029Z TO 220054Z AUG IN AREA BOUND BY 29-48.00N 117-39.00W, 31-20.00N 118-49.00W, 31-19.00N 118-50.00W, 30-36.00N 118-39.00W, 29-54.00N 118-22.00W, 29-24.00N 118-08.00W. C. 152152Z TO 160235Z AUG, ALTERNATE 162138Z TO 170221Z, 172124Z TO 180207Z, 182110Z TO 190153Z, 192056Z TO 200139Z, 202042Z TO 210125Z AND 212029Z TO 220112Z AUG IN AREA BOUND BY 29-48.00N 117-39.00W, 29-24.00N 118-08.00W, 29-15.00N 118-02.00W, 29-02.00N 117-59.00W, 28-13.00N 117-21.00W, 29-36.00N 117-16.00W. 2. CANCEL THIS MSG 220212Z AUG 26.
Hazard card →

2261/2026space debrisAug 12, 03:43Z – Aug 18, 09:29Z

HYDROPAC 2261/26. SOUTH PACIFIC. 1. HAZARDOUS OPERATIONS, SPACE DEBRIS 0343Z TO 0829Z DAILY 12 THRU 18 AUG IN AREA BOUND BY 25-23.00S 156-56.00W, 26-03.00S 153-24.00W, 43-04.00S 157-03.00W, 59-49.00S 163-34.00W, 59-13.00S 168-58.00W, 42-28.00S 161-17.00W. 2. CANCEL THIS MSG 180929Z AUG 26.

Hazard card →

551/2026rocket launchAug 19, 02:00Z – Aug 25, 07:43Z

NAVAREA XII 551/26. NORTH PACIFIC. CALIFORNIA. 1. HAZARDOUS OPERATIONS, ROCKET LAUNCHING A. 190200Z TO 190625Z AUG, ALTERNATE 0200Z TO 0625Z DAILY 20 THRU 25 AUG IN AREAS BOUND BY: 34-29.00N 120-29.00W, 34-40.00N 120-37.00W, 34-38.00N 120-42.00W, 33-49.00N 120-55.00W, 29-13.00N 121-56.00W, 29-13.00N 121-36.00W. B. 190200Z TO 190643Z AUG, ALTERNATE 0200Z TO 0643Z DAILY 20 THRU 25 AUG IN AREAS BOUND BY: 29-13.00N 121-31.00W, 29-13.00N 122-03.00W, 28-49.00N 122-14.00W, 27-41.00N 122-06.00W, 28-42.00N 121-25.00W. 2. CANCEL THIS MSG 250743Z AUG 26.

Hazard card →