Josef Marc, engineer Cometary Commentary Josef Marc, drums, guitar Halleys Comet Rag The Ballad of Shane Muscatell Josef Marc, drums; Virginia Morgan, backup vocals Moonshine Superman T. C., vocal and Yamaha DX7 synthesizer; The Long and Wide T. C., vocals and piano bass; Josef Marc, drums The Nine Planets (J. Marc): III: Astronomy T. C., solo piano III: Astronomy VIII: Venus Josef Marc, DX7 XI: Uranus XIII: Earth Josef Marc, guitar, bass, drums, voice, and DX7