STEP 1

USA

Also called P90 A or P90-1

Launch data:

Designation	94F03
Launch date	28 Jun 1994
Launch site	Va, L-1011, RW30/12
Launch vehicle	Pegasus-XL (#6)
Mission	Military: technology

Launch failure

End of life

Out of service	27 Jun 1994
Cause	Destroyed on launch with the launcher

Operated by USAF and built by TRW from an Eagle platform

It carried radio propagation experiments, a plasma environment analyser, the CHAMPION ionosphere-magnetosphere coupling experiment, and an accelerometer and mass spectrometer to study the upper atmosphere.

Specifications

Prime contractor	TRW
Platform	STEP
Mass at launch
Mass in orbit
Dimension
Solar array
Stabilization	3-axis
DC power	105 W
Design lifetime	1 year

Ref: #15 - update: 24.10.04