Galileo 1989 VEEGA trajectory design. D'Amario, L. A. ; Byrnes, D. V. ; Johannesen, J. R. ; Nolan, B. G. Abstract Publication: Astrodynamics 1987 Pub Date: 1988 Bibcode: 1988asdy.conf..274D Keywords: Astrodynamics:Space Missions; Space Missions:Astrodynamics