Various Cheats

Cheat code:             Effect:
JUPITER                 Unlimited Time
PLUTO                   Unlimited Ammo
MARS                    All Weapons
MERCURY                 Unlimited Flight
SATURN                  ???

Level Passwords
2 - Mantids
3 - Cicadas
4 - Psyllids
5 - Pierids
6 - Satyrid
7 - Lycaenid
8 - Pyralid
9 - Noctuid