| Term | History |
|---|
| 1 | Became a Line/Crew at age 18 |
| 1 | Is now a Crewman |
| 1 | Advanced training in a specialist field |
| 1 | Promoted to Line/Crew rank 1 |
| 1 | Is now a Able Spacehand |
| 2 | Continued as Line/Crew at age 22 |
| 2 | Betrayal. Convert an Ally into a Rival or Enemy. |
| 3 | Continued as Line/Crew at age 26 |
| 3 | Commanding officer takes an interest in your career. |
| 3 | Promoted to Line/Crew rank 2 |
| 3 | Is now a Petty Officer, 3rd class |
| 4 | Continued as Line/Crew at age 30 |
| 4 | Commanding officer takes an interest in your career. |
| 4 | Promoted to Line/Crew rank 3 |
| 4 | Is now a Petty Officer, 2nd class |
| 5 | Continued as Line/Crew at age 34 |
| 5 | Advanced training in a specialist field |
| 5 | Promoted to Line/Crew rank 4 |
| 5 | Is now a Petty Officer, 1st class |
| 6 | Voluntarily left Line/Crew |
| 6 | Became a Scientist at age 38 |
| 6 | Refuse to join a cheat in some fashion. |
| 6 | Promoted to rank 1 |
| 7 | Continued as Scientist at age 42 |
| 7 | Assigned to work on a secret project for a patron or organisation. |
| 7 | Promoted to rank 2 |
| 8 | Continued as Scientist at age 46 |
| 8 | Refuse to join a cheat in some fashion. |
| 8 | Promoted to rank 3 |
| 9 | Continued as Scientist at age 50 |
| 9 | Assigned to work on a secret project for a patron or organisation. |
| 10 | Aging Crisis. Owe 60,000 for medical bills. |
| 10 | Continued as Scientist at age 54 |
| 10 | Make a breakthrough in your field. |
| 10 | Promoted to rank 4 |
| 11 | Aging Crisis. Owe 60,000 for medical bills. |
| 11 | Continued as Scientist at age 58 |
| 11 | Entangled in a bureaucratic or legal morass that distracts you from your work. |
| 11 | Promoted to rank 5 |
| 12 | Aging Crisis. Owe 30,000 for medical bills. |