| Term | History |
| 1 | Became a Engineer/Gunner at age 18 |
| 1 | Is now a Crewman |
| 1 | Vessel participates in a notable military engagement. |
| 1 | Promoted to Engineer/Gunner rank 1 |
| 1 | Is now a Able Spacehand |
| 2 | Continued as Engineer/Gunner at age 22 |
| 2 | Betrayal. Convert an Ally into a Rival or Enemy. |
| 3 | Continued as Engineer/Gunner at age 26 |
| 3 | Scarred. Fully recovered. |
| 3 | Promoted to Engineer/Gunner rank 2 |
| 3 | Is now a Petty Officer, 3rd class |
| 4 | Continued as Engineer/Gunner at age 30 |
| 4 | You foil an attempted crime on board, such as mutiny, sabotage, smuggling or conspiracy. Gain an Enemy. |
| 4 | Promoted to Engineer/Gunner rank 3 |
| 4 | Is now a Petty Officer, 2nd class |
| 5 | Continued as Engineer/Gunner at age 34 |
| 5 | Abuse your position for profit |
| 5 | Promoted to Engineer/Gunner rank 4 |
| 5 | Is now a Petty Officer, 1st class |
| 6 | Voluntarily left Engineer/Gunner |
| 6 | Became a Ground Assault at age 38 |
| 6 | Is now a Marine |
| 6 | Moved to a new world. |
| 6 | Promoted to Ground Assault rank 1 |
| 6 | Is now a Lance Corporal |
| 7 | Continued as Ground Assault at age 42 |
| 7 | On the front lines of a planetary assault and occupation. |
| 8 | Continued as Ground Assault at age 46 |
| 8 | A mission goes wrong and you are stranded behind enemy lines. Ejected from the service. |
| 9 | Became a Corporate Agent at age 50 |
| 9 | Severely injured. Owe 1,250 for medical bills. |