| Term | History |
|---|
| 1 | Became a Scientist at age 18 |
| 1 | Make a breakthrough in your field. |
| 1 | Promoted to rank 1 |
| 2 | Voluntarily left Scientist |
| 2 | Became a Engineer/Gunner at age 22 |
| 2 | Is now a Crewman |
| 2 | A new romantic starts. Gain an Ally. |
| 2 | Forced to continue current assignment |
| 2 | Promoted to Engineer/Gunner rank 1 |
| 2 | Is now a Able Spacehand |
| 3 | Continued as Engineer/Gunner at age 26 |
| 3 | Vessel participates in a notable military engagement. |
| 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 | Commissioned in Navy/Engineer/Gunner |
| 4 | Is now a Ensign |
| 4 | Promoted to Engineer/Gunner officer rank 2 |
| 4 | Is now a Sublieutenant |
| 5 | Continued as Engineer/Gunner at age 34 |
| 5 | You foil an attempted crime on board, such as mutiny, sabotage, smuggling or conspiracy. Gain an Enemy. |
| 5 | Promoted to Engineer/Gunner officer rank 3 |
| 5 | Is now a Lieutenant |
| 6 | Continued as Engineer/Gunner at age 38 |
| 6 | Vessel participates in a notable military engagement. |
| 6 | Promoted to Engineer/Gunner officer rank 4 |
| 6 | Is now a Commander |
| 7 | Continued as Engineer/Gunner at age 42 |
| 7 | You foil an attempted crime on board, such as mutiny, sabotage, smuggling or conspiracy. Gain an Enemy. |
| 7 | Promoted to Engineer/Gunner officer rank 5 |
| 7 | Is now a Captain |