Aurora
Tuning into the cosmos…
LoadingVulcan
Vulcan | USSF-25
Vulcan is set to launch Vulcan | USSF-25 on Thu, Dec 31, 2026, 12:00 AM UTC from Cape Canaveral SFS, FL, USA.
To Be DeterminedUnited Launch Alliance
Liftoff inNET Dec 2026
NET Thu, Dec 31, 2026, 12:00 AM UTC
Mission profile
The flight at a glance
VulcanVehicle
United Launch AllianceProvider
Space Launch Complex 41Pad
Cape Canaveral SFS, FL, USALocation
Government/Top SecretMission type
Low Earth OrbitOrbit
Flight simulation
Ascent to orbit
A representative gravity-turn climb for Vulcan to Low Earth Orbit. Illustrative model — not this mission’s live telemetry.
Mission timeT+0:00
Altitude0.0 km
Velocity0.00 km/s
PhaseLiftoff
T+0:00 / 8:30
SimulatedRepresentative Vulcan ascent profile — illustrative model, not this mission’s live telemetry.
The mission
USSF-25
Payload is the Defense Advanced Research Projects Agency’s (DARPA) Demonstration Rocket for Agile Cislunar Operations (DRACO) nuclear thermal spacecraft.
Around this launch
Related news
No news linked to this launch yet
As coverage publishes, deduplicated articles about this mission will appear here.
Good to know
Frequently asked
What time does Vulcan | USSF-25 launch?
Vulcan | USSF-25 is scheduled to lift off Thu, Dec 31, 2026, 12:00 AM UTC — this page shows a live countdown.
Where can I watch Vulcan | USSF-25?
A live webcast will appear on this page as soon as the provider publishes a stream link.
Who is launching Vulcan | USSF-25?
Vulcan | USSF-25 is an United Launch Alliance mission flying on a Vulcan.
Where does Vulcan | USSF-25 launch from?
It lifts off from Space Launch Complex 41, Cape Canaveral SFS, FL, USA.