STP-S29A
Northrop Grumman Space Systems · Minotaur IV
Success
TBD
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Launch Details
Launch Date
—
Rocket
Minotaur IV
Launch Pad
Space Launch Complex 8 — Vandenberg SFB, CA, USA
Launch Window
—
Launch date history
No date changes since Orbit started tracking this launch on 27 Sep 2026.
Mission Progress
Current Stage
Orbit Insertion
Payload deployed to target orbit — primary mission success
9 of 9 stages complete
100%
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- Announced
Mission confirmed and added to the launch manifest
- Vehicle Integration
Rocket assembled and transported to the launch pad
- Pre-Launch Checks
Fuelling, systems checks, and final go/no-go polling
- Launch Window Open
Countdown active — T-0 within the launch window
- Liftoff
Main engines ignite and the vehicle clears the tower
- Max-Q
Maximum aerodynamic pressure on the vehicle
- MECO / Stage Separation
Main engine cutoff and first stage separates
- Second Stage Ignition
Upper stage engine ignites to continue to orbit
- Orbit Insertion
Payload deployed to target orbit — primary mission success
Launch Provider
Northrop Grumman Space Systems
CommercialNGSSNorthrup Grumman Space Systems designs, builds and delivers space, defence and aviation-related systems to customers around the world. They aquired Orbital ATK in 2018 along with its launchers and ongoing missions.
Founded2015
Total launches17
CountryUSA
Rocket & Vehicle
Minotaur IV
Minotaur
Launch Pad
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