| Term | History |
| 1 | Became a Scientist at age 18 |
| 1 | Entangled in a bureaucratic or legal morass that distracts you from your work. |
| 2 | Continued as Scientist at age 22 |
| 2 | Make a breakthrough in your field. |
| 2 | Promoted to rank 1 |
| 3 | Continued as Scientist at age 26 |
| 3 | Refuse to join a cheat in some fashion. |
| 3 | Promoted to rank 2 |
| 4 | Continued as Scientist at age 30 |
| 4 | Good fortune |
| 5 | Continued as Scientist at age 34 |
| 5 | Entangled in a bureaucratic or legal morass that distracts you from your work. |
| 5 | Promoted to rank 3 |
| 6 | Continued as Scientist at age 38 |
| 6 | Caught cheating in some fashion, advancing your career and research by stealing another’s work, using an alien device, taking a shortcut and so forth. |
| 6 | Nearly killed. Fully recovered. Owe 11,250 for medical bills. |
| 6 | Gain an Enemy |
| 6 | Forced to muster out. |
| 7 | Switched to Physician at age 42 |
| 7 | Entangled in a bureaucratic or legal morass that distracts you from your work. |
| 7 | Promoted to rank 1 |
| 8 | Continued as Physician at age 46 |
| 8 | Advanced training in a specialist field. |
| 8 | Promoted to rank 2 |
| 9 | Voluntarily left Physician |
| 9 | Became a Line/Crew at age 50 |
| 9 | Is now a Crewman |
| 9 | Nearly killed. Owe 40,000 for medical bills. |
| 10 | Switched to Engineer/Gunner at age 54 |
| 10 | You foil an attempted crime on board, such as mutiny, sabotage, smuggling or conspiracy. Gain an Enemy. |
| 10 | Promoted to Engineer/Gunner rank 1 |
| 10 | Is now a Able Spacehand |
| 11 | Continued as Engineer/Gunner at age 58 |
| 11 | Vessel participates in a notable military engagement. |
| 11 | Promoted to Engineer/Gunner rank 2 |
| 11 | Is now a Petty Officer, 3rd class |
| 12 | Aging Crisis. Owe 50,000 for medical bills. |
| 12 | Continued as Engineer/Gunner at age 62 |
| 12 | Abuse your position for profit |
| 12 | Promoted to Engineer/Gunner rank 3 |
| 12 | Is now a Petty Officer, 2nd class |
| 13 | Aging Crisis. Owe 50,000 for medical bills. |