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Falcon 9 Block 5 | USSF-153
USSF-153 is a classified mission for the United States Space Force. It is possibly a batch of classified LEO satellites for a US government entity based on SpaceX’s Starshield satellite bus, based on locations of rocket stage drop zones being exact fits with previous Starlink Group 15 launches.
T-minus
00Days
:00Hrs
:00Min
:00Sec
Thursday, September 10, 2026
03:42:00 PM UTC08:42 AM PDT local
3h windowAccurate to the second
Mission
T-Minus
—±second
Probability
—weather window
Window
3hlaunch window
Orbit
LEOLow Earth Orbit
Mission Type
Government/Top Secret
Global # This Year
#214orbital attempts
Agency # This Year
#108SpaceX
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
295from this pad
Site Launches
911from Vandenberg SFB
Latitude
34.6320°
Longitude
-120.6110°
Vandenberg SFB Weather
Status
GOlaunch site · live
Temperature
19.7°C67°F · feels 19.5°C
Wind
8.4 km/h NW5 mph · 310°
Cloud Cover
1%clear
Visibility
22.1 kmunrestricted
Humidity
67%nominal
Precipitation
0 mm0% chance
Pressure
997 hPasurface
Daylight
Conditions
NighttimeVandenberg SFB
Sunrise
06:40 AM PDTlocal
Sunset
07:17 PM PDTlocal
Daylight
12h 37mtotal today
Orbital launches this year#214globally
Agency launches this year#108SpaceX
Launches from this pad295Space Launch Complex 4E
Launches from this site911Vandenberg SFB
Mission Data
Launch VehicleFalcon 9 Block 5
Vehicle FamilyFalcon
Launch Provider🇺🇸 SpaceX
Provider TypeCommercial
Mission TypeGovernment/Top Secret
Target OrbitLow Earth Orbit
Launch PadSpace Launch Complex 4E
Location🇺🇸 Vandenberg SFB, CA, USA USA
Status Note
Current T-0 confirmed by official or reliable sources.
Launch Site Weather
🌡Temperature
19.7°C67°F · feels 19.5°C
💨Wind
8.4 km/h NW5 mph · 310°
🌧Precipitation
0 mm0% chance
💧Humidity
67%
👁Visibility
22.1 km
⬇Pressure
997 hPa
☁Cloud Cover
1%Daylight · Nighttime
Sunrise06:40 AM PDT
Sunset07:17 PM PDT
13h 37m of daylight
Location
Vandenberg SFB, CA, USA
Launch Site
34.6320°N · -120.6110°E
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