My top ones would be:
Mars Lander
Trident
Explorer Aquarius
Mars Snooper
Interceptor

Other good ones are:
Strike Fighter
Scorpius
Corsair
Venus Probe
Manta Bomber
Starship Vega
Stealth
Star Rider
Geo Sat LV
Satellite Drone
SDI Satellite
Andromedia
Alien Explorer
Solar Sailor
Star Speeder
Starship Excalibur