During space space flight.... 1. type "alt-n" to get to the nav screen 2. type "f" 3. type one of these: A. NO TALENT -invincibility B. REP ME UP -repairs weapons and shields C. PETY PETY -refills afterburner fuel D. CHILL OUT -cools laser temperature E. NAPALM -unlimited nukes 4. enter These codes last until you land again.