STP S-26
Minotaur IV HAPS
Orbital Sciences Corporation
Mission
STP S-26
Type: Dedicated Rideshare
The third Minotaur IV launch, which was also known as STP-S26, deployed eight payloads (STPSat-2, RAX, O/OREOS, FASTSAT, NanoSail-D2, FalconSat-5, Sara-Lily (FASTRAC 1), Emma (FASTRAC 2)). STP-S26 was intended to extend previous standard interface development efforts, implementing a number of capabilities aimed at enabling responsive access to space for small experimental satellites and payloads.
Trajectory
The trajectory is unavailable. Check back for updates.
Location
Launch Pad 1
Pacific Spaceport Complex, Alaska, USA
9 rockets have launched from Pacific Spaceport Complex, Alaska, USA.

Rocket
Minotaur IV HAPS – Orbital Sciences Corporation
- Family: Minotaur
- Length: 23.9 m
- Diameter: 2.35 m
- Launch Mass: 86 T
- Low Earth Orbit Capacity: 1750 kg
The Minotaur IV HAPS was manufactured by Orbital Sciences Corporation with the first launch on . Minotaur IV HAPS has 1 successful launches and 0 failed launches with a total of 1 launches. The Minotaur IV HAPS launch system is derived from the Peacekeeper ICBM. The first three stages are taken directly from decommissioned Peacekeeper missiles. A fourth stage, the Orion-38, is taken from the Pegasus family of air-launched rockets. A fifth stage, consisting of a hydrazine-powered motor called HAPS, increases orbital insertion accuracy and allows additional orbital maneuvering.
Agency
Orbital Sciences Corporation – OSC
- Type: Commercial
- Abbreviation: OSC
- Country: USA