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Step 3

Also called P92-2


Launch date 22 Jun 1995
Country of origin United States
Mission Military: technology
Launch vehicle Pegasus #9 (XL)
Mass at launch 265 kg

End of life

Out of service 22 Jun 1995
Cause Launch failure

Built by TRW, it carried the SAMME (Space Active Modular Materials Experiments) payload to study exposure to space of solar cells and advanced materials, as well as vibration suppression technology and experimental computer disk drives.

Technical data


Prime contractor TRW
Platform STEP
Mass at launch  
Mass in orbit  
Solar array  
Stabilization 3-axis
DC power 132 W
Design lifetime 1 year

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