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SpaceXFalcon HeavyLaunch Complex 39A, Kennedy Space Center, FL, USA
USSF-155
Summary
USSF-155 is expected to launch on a SpaceX Falcon Heavy from Launch Complex 39A, Kennedy Space Center, FL, USA in 2027. It is SpaceX's 811th launch, 29th this year and humanity's 7,590th orbital launch attempt. It is planned as the 19th Falcon Heavy flight and the 3rd this year. The payload is bound for Unknown (N/A).
- Watch
- No webcast announced yet.
- Vehicle
- Falcon Heavy · SpaceX
- Booster
- No booster details available.
- Mission
- Government/Top Secret · Unknown (N/A)for USSF
- Milestone
- Planned as the 19th Falcon Heavy flight · 3rd this yearSpaceX's 811th launch29th this yearhumanity's 7,590th orbital launch attempt59th orbital launch attempt this year
Flight preview
About this launch
Classified payload for the US Space Force.
Pad
Launch Complex 39A, Kennedy Space Center, FL, USA
Planned as the 230th launch from Launch Complex 39A, 4th this year · 291st from Kennedy Space Center, FL, USA
224 launches from this pad · 283 from Kennedy Space Center, FL, USA
181 days after the previous launch from this pad
Updates
Launch will be on Falcon Heavy.
Show 1 earlier update
Adding launch
Nosu · 10/4/2025 · source
Questions
When does USSF-155 launch?
USSF-155 is scheduled in 2027.
Where can I watch USSF-155 live?
No webcast has been announced yet.
What rocket is launching USSF-155?
Falcon Heavy, flown by SpaceX. Falcon Heavy spec sheet
Where is USSF-155 launching from?
Launch Complex 39A, Kennedy Space Center, FL, USA.
What orbit is USSF-155 going to?
Unknown (N/A), a government/top secret mission.