STEP-2Rocket launchby Northrop GrummanUSALaunch time19 May 199417:03 UTCpartial failureOrbit: LEOOrbit slightly low.MissionRocketPayloadsRocket Pegasuswith HAPSlaunched from EdwardsUSAPayloadsNamePurposeMassCommentSTEP-2 (Space Test Experiments Platform/Mission 2/SIDEX)---