From the back of the book: Your name is Orion, and you've received an urgent message from a distant space station. Something is wrong. Dead wrong. The space station is under alien attack. As the computer whizz on the ACT (Adventure Connection Team) only YOU can save it. You must use your micro to: decode the alien message break into the enemy's security system play the deadly game of laser attack Space Attack is more than a great adventure story. It's danger, action, and suspense - plus computer programs for you to run. This program will run in BASIC on the IBM PC, PC jr, APPLE //e, COMMODORE 64, VIC 20, TI99/4A, ATARI 400/800, RADIO SHACK TRS80 (Level 2 or greater), RADIO SHACK COLOR COMPUTER. Includes a reference manual with user tips and explanations of the programs!