| Term | History |
| 1 | Became a Line/Crew at age 18 |
| 1 | Is now a Crewman |
| 1 | Special assignment or duty on board ship. |
| 2 | Continued as Line/Crew at age 22 |
| 2 | Vessel participates in a notable military engagement. |
| 3 | Continued as Line/Crew at age 26 |
| 3 | Special assignment or duty on board ship. |
| 3 | Promoted to Line/Crew rank 1 |
| 3 | Is now a Able Spacehand |
| 4 | Continued as Line/Crew at age 30 |
| 4 | Lightly injured, no permanent damage. Fully recovered. |
| 4 | Forced to muster out. |
| 5 | Became a Barbarian at age 34 |
| 5 | Promoted to rank 1 |
| 6 | Continued as Barbarian at age 38 |
| 6 | Find valuable salvage. |
| 7 | Continued as Barbarian at age 42 |
| 7 | A romantic relationship deepens, possibly leading to marriage. Gain an Ally. |
| 8 | Continued as Barbarian at age 46 |
| 8 | Amnesia. |
| 8 | Promoted to rank 2 |
| 8 | Is now a Warrior |
| 9 | Continued as Barbarian at age 50 |
| 9 | run afoul of a criminal gang, corrupt bureaucrat or other foe. Gain an Enemy. |
| 10 | Became a Physician at age 54 |
| 10 | Entangled in a bureaucratic or legal morass that distracts you from your work. |
| 11 | Continued as Physician at age 58 |
| 11 | Assigned to work on a secret project for a patron or organisation. |
| 12 | Aging Crisis. Owe 60,000 for medical bills. |
| 12 | Continued as Physician at age 62 |
| 12 | Make a breakthrough in your field. |
| 12 | Promoted to rank 1 |
| 13 | Aging Crisis. Owe 30,000 for medical bills. |
| 13 | Continued as Physician at age 66 |
| 13 | Win a prestigious prize for your work. |
| 13 | Promoted to rank 2 |
| 14 | Aging Crisis. Owe 60,000 for medical bills. |
| 14 | Continued as Physician at age 70 |
| 14 | A disaster or war strikes. |
| 14 | Nearly killed. Owe 15,000 for medical bills. |
| 14 | The planetary government interferes with your research for political or religious reasons. You continue working secretely. |
| 14 | Promoted to rank 3 |
| 15 | Aging Crisis. Owe 20,000 for medical bills. |
| 15 | Continued as Physician at age 74 |
| 15 | Assigned to work on a secret project for a patron or organisation. |
| 15 | Promoted to rank 4 |
| 16 | Aging Crisis. Owe 30,000 for medical bills. |