MaxQ
Sign In
Ask Q

MISSION CONTROL

LaunchesThis WeekNewsroomMedia

TOOLS

WeatherJellyfishLaunch Viewing

HAPPENING NOW

Track

QMUNITY

CommunityStoreJoin the Team
MaxQ
MaxQ

Legal Stuff

Privacy PolicyTerms of ServiceCommunity GuidelinesAbout MaxQ

Our QMunity

Join our TeamMerch StoreEmail MaxQ

© 2026 MaxQ

•

Prepare for MaxQ

Q Powered by Q
YouTubeDiscordXBlueskyInstagram
Starlink Group 17-42

© SpaceX

All launches
SpaceX

Starlink Group 17-42

Success

Falcon 9 Block 5
T-minus to liftoff

-

00

HOURS

:

00

MINUTES

:

00

SECONDS

May 20, 02:46:19 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

Prop Load

T-00:35:00

Stage 1 LOX 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+00:01:08

Max-Q

T+00:02:26

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+00:06:23

Entry Burn Shutdown

T+00:07:56

Stage 1 Landing Burn

T+00:08:19

Stage 1 Landing

T+00:08:40

SECO-1

T+00:52:30

SES-2

T+00:52:31

SECO-2

T+01:01:21

Starlink Deployment

Quick facts

VehicleFalcon 9 Block 5
OrbitLow Earth Orbit
PadSpace Launch Complex 4E
SiteVandenberg SFB, CA, USA
WindowMay 20, 02:11:00 UTC→May 20, 06:11:00 UTC

Vehicle

FamilyFalcon
Height70 m
Diameter3.65 m
Stages2
ReusableYes
LEO capacity22,800 kg
Track record606/607 successful
Landings593/598
Acquiring satellite view…
General trajectory
Space Launch Complex 4E
Vandenberg SFB, CA, USA
Launching
South
197° · SSW
34.632, -120.611

Orbital elements (TLE)

Orbit
Apogee272 km
Perigee258 km
Period89.8 min
Inclination97.29°

Launch heading 197° · SSW from Starlink 17-42.

OrbitStarlink 17-42› conehigh
1 70091U 26110A 26140.15788194 .00000000 00000-0 00000-0 0 9993
2 70091 97.2912 335.2900 0010562 275.1963 096.4912 16.03415062 07

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

Scrub riskLOW
Go90%
Q

Q's read

Weather & scrubLOW risk
Weather Go90%Wind4 ktGusts4 ktCloud80%Temp62°F

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

300% cloud cover in layer above freezing (14899 ft) — approximated

Jellyfish potentialMap & details →

Vivid