WBlast Off at WoomeraWThe Blue AuraWThe Caves of DrachWThe Dark TriangleWDestination MarsWThe Domes of PicoWExpedition VenusWJourney to JupiterWThe Last DisasterWMission to MercuryWThe Mohole MysteryWMoon Base OneWMurder on MarsWNearly NeptuneWOperation ColumbusWPassage to PlutoWSpaceship to SaturnWTerror by SatelliteWTony Hale, Space Detective