After game start, when you get control of the plane, type:
You will then warp to a special bonus level (all shoot become tomato
shape) and can get all special weapons. After the bonus level, you will
go to the final stage.
NovaStorm add life method:
use any hex editor, edit NOVASTRM.CFG (in c:\), change the first byte to
any number you like. The first byte is the number of plane (life).
You can even make the file read-only.
another cheat edits:
Assume CD drive is E:
copy e:\novastrm.exe to c:\
search 66 FF 0D 98 2B 03 00 79 09
change EB 05 -- -- -- -- -- EB --