Minotaur IV
Minotaur familyOrbital ATKActive
The Minotaur IV 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.

Specifications
- Thrust
- 2,200 kN
- Height
- 23.9 m
- Diameter
- 2.35 m
- Launch mass
- 86 t
- Stages
- 4
- Launch cost
- $50M
- LEO capacity
- 1,735 kg
- GTO capacity
- 0 kg
Specifications from Launch Library. Figures the operator has not published are omitted.
Flight record
5flightswith a definitive outcome
100%success rate5 of 5
5success streakcurrent
Counted from padside's own launch record, the same basis as the stats page.