Minotaur I
USA Wikipedia 
Built & Operated By
Orbital Sciences Corporation
Commercial
Family
Minotaur
also Minotaur OSP-SLV
Maiden Flight
27 JAN 2000
About
The Minotaur I launch system is derived from converted Minuteman II ICBMs and is used to launch small satellites for the US Government. The first and second stages, taken directly from decommissioned Minuteman missiles, are mated to the Orion third and fourth stages taken from the Pegasus XL air-launched rocket family. An optional hydrazine-powered fifth stage called HAPS can be used.The Minotaur I launch system is derived from converted Minuteman II ICBMs and is used to launch small satellites for the US Government. An optional hydrazine-powered fifth stage called HAPS can be used.
Vehicle Specifications
Height
19.21 m
Diameter
1.67 m
Launch Mass
36 T
Thrust
935 kN
Stages
4–5
Configuration
Expendable
Launch Record
Total Launches
12
Successful
12
Failed
0
Consecutive
12
Performance
To LEO
580 kg