| COSMIC CHASM |
| © 1982, GCE Vectrex |
| Joystick | Rotates your ship. Pulling back releases bomb in center chamber. |
| Button 1 | Drill. |
| Button 2 | Shield. |
| Button 3 | Thrust. |
| Button 4 | Fire. |
| Action | Points |
| Destroying each planet protector in Cavern One | 80 |
| Destroying each planet protector in successive caverns | 80 + 10 for each new cavern |
| Drilling to next cavern | 25 |
| Getting to next cavern while escaping planet | 100 |
| Completion of successful mission | 1000 |
| Documentation converted to HTML by Parabellum |