| Term | History |
|---|
| 1 | Became a Engineer/Gunner at age 18 |
| 1 | Is now a Crewman |
| 1 | Vessel participates in a diplomatic mission. |
| 1 | Gain a contact. |
| 1 | Promoted to Engineer/Gunner rank 1 |
| 1 | Is now a Able Spacehand |
| 2 | Continued as Engineer/Gunner at age 22 |
| 2 | You foil an attempted crime on board, such as mutiny, sabotage, smuggling or conspiracy. Gain an Enemy. |
| 2 | Promoted to Engineer/Gunner rank 2 |
| 2 | Is now a Petty Officer, 3rd class |
| 3 | Continued as Engineer/Gunner at age 26 |
| 3 | Betrayal. Convert an Ally into a Rival or Enemy. |
| 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 | Voluntarily left Engineer/Gunner |
| 5 | Became a Scientist at age 34 |
| 5 | Advanced training in a specialist field. |
| 5 | Promoted to rank 1 |
| 6 | Continued as Scientist at age 38 |
| 6 | A romantic relationship deepens, possibly leading to marriage. Gain an Ally. |
| 6 | Promoted to rank 2 |
| 7 | Continued as Scientist at age 42 |
| 7 | Birth or Death involving a family member or close friend. |
| 8 | Continued as Scientist at age 46 |
| 8 | Gained a contact. |
| 8 | Promoted to rank 3 |
| 9 | Continued as Scientist at age 50 |
| 9 | An expedition or voyage goes wrong, leaving you stranded in the wilderness. |