| Term | History |
| 1 | Became a Engineer/Gunner at age 18 |
| 1 | Is now a Crewman |
| 1 | Commanding officer takes an interest in your career. |
| 1 | Promoted to Engineer/Gunner rank 1 |
| 1 | Is now a Able Spacehand |
| 2 | Continued as Engineer/Gunner at age 22 |
| 2 | A romantic relationship deepens, possibly leading to marriage. Gain an Ally. |
| 3 | Continued as Engineer/Gunner at age 26 |
| 3 | You foil an attempted crime on board, such as mutiny, sabotage, smuggling or conspiracy. Gain an Enemy. |
| 3 | Promoted to Engineer/Gunner rank 2 |
| 3 | Is now a Petty Officer, 3rd class |
| 4 | Continued as Engineer/Gunner at age 30 |
| 4 | Vessel participates in a notable military engagement. |
| 4 | Forced to continue current assignment |
| 4 | Promoted to Engineer/Gunner rank 3 |
| 4 | Is now a Petty Officer, 2nd class |
| 5 | Continued as Engineer/Gunner at age 34 |
| 5 | Betrayal. Convert an Ally into a Rival or Enemy. |
| 5 | Forced to muster out. |
| 6 | Became a Scientist at age 38 |
| 6 | Refused to perform research that goes against your conscience. |
| 7 | Continued as Scientist at age 42 |
| 7 | Assigned to work on a secret project for a patron or organisation. |
| 8 | Continued as Scientist at age 46 |
| 8 | A new romantic starts. Gain an Ally. |
| 8 | Promoted to rank 1 |
| 9 | Continued as Scientist at age 50 |
| 9 | Entangled in a bureaucratic or legal morass that distracts you from your work. |
| 10 | Continued as Scientist at age 54 |
| 10 | Birth or Death involving a family member or close friend. |
| 10 | Promoted to rank 2 |
| 11 | Aging Crisis. Owe 30,000 for medical bills. |
| 11 | Continued as Scientist at age 58 |
| 11 | Refuse to join a cheat in some fashion. |
| 11 | Promoted to rank 3 |
| 12 | Aging Crisis. Owe 20,000 for medical bills. |
| 12 | Voluntarily left Scientist |
| 12 | Retired at age 62 |
| 12 | Betrayal. Convert an Ally into a Rival or Enemy. |
| 13 | Aging Crisis. Owe 50,000 for medical bills. |
| 13 | Gained a contact. |
| 14 | Aging Crisis. Owe 20,000 for medical bills. |
| 14 | Gained a contact. |
| 15 | Aging Crisis. Owe 20,000 for medical bills. |