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Starlink·Communication Constellation

Falcon 9 Block 5 | Starlink Group 17-28

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

T-minus
00Days
:
00Hrs
:
00Min
:
00Sec
Sunday, June 21, 2026
03:12:16 PM UTC08:12 AM PDT local
4h windowAccurate to the second
Falcon 9 Block 5 | Starlink Group 17-28
Mission
T-Minus
—±second
Probability
—weather window
Window
4hlaunch window
Orbit
LEOLow Earth Orbit
Mission Type
Communications
Global # This Year
#146orbital attempts
Agency # This Year
#74SpaceX
Vehicle
Launch Vehicle
Falcon 9 Block 5Falcon
Provider
SpaceXCommercial
Success Rate
—
Total Launches
—all-time
Launch Site
Pad
Space Launch Complex 4EVandenberg SFB
Pad Launches
275from this pad
Site Launches
891from Vandenberg SFB
Latitude
34.6320°
Longitude
-120.6110°
Vandenberg SFB Weather
Status
CAUTIONlaunch site · live
Temperature
15.8°C60°F · feels 15.1°C
Wind
8.1 km/h WNW5 mph · 302°
Cloud Cover
94%overcast
Visibility
17 kmunrestricted
Humidity
76%nominal
Precipitation
0 mm0% chance
Pressure
999 hPasurface
Daylight
Conditions
DaytimeVandenberg SFB
Sunrise
05:48 AM PDTlocal
Sunset
08:19 PM PDTlocal
Daylight
14h 32mtotal today
Orbital launches this year#146globally
Agency launches this year#74SpaceX
Launches from this pad275Space Launch Complex 4E
Launches from this site891Vandenberg SFB

Mission Data

Launch VehicleFalcon 9 Block 5
Vehicle FamilyFalcon
Launch Provider🇺🇸 SpaceX
Provider TypeCommercial
ProgramStarlink · Communication Constellation
Mission TypeCommunications
Target OrbitLow Earth Orbit
Launch PadSpace Launch Complex 4E
Location🇺🇸 Vandenberg SFB, CA, USA USA
MapView on Google Maps ↗
Status Note

Current T-0 confirmed by official or reliable sources.

Launch Site Weather

🌡Temperature
15.8°C60°F · feels 15.1°C
💨Wind
8.1 km/h WNW5 mph · 302°
🌧Precipitation
0 mm0% chance
💧Humidity
76%
👁Visibility
17 km
⬇Pressure
999 hPa
☁Cloud Cover
94%
Daylight · Daytime
Sunrise05:48 AM PDT
Sunset08:19 PM PDT
15h 32m of daylight
Location

Vandenberg SFB, CA, USA

Launch Site

Est. trajectory · LEO
34.6320°N · -120.6110°E

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