| Term | History |
| 1 | Became a Line/Crew at age 18 |
| 1 | Is now a Crewman |
| 1 | Good fortune |
| 2 | Continued as Line/Crew at age 22 |
| 2 | A romantic relationship deepens, possibly leading to marriage. Gain an Ally. |
| 2 | Promoted to Line/Crew rank 1 |
| 2 | Is now a Able Spacehand |
| 3 | Continued as Line/Crew at age 26 |
| 3 | You join a gambling circle on board. |
| 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 | Special assignment or duty on board ship. |
| 5 | Attempt at commissioned failed. |
| 5 | Forced to muster out. |
| 6 | Became a Surveyor at age 38 |
| 6 | Your ship is ambushed by enemy vessels. Attempted to run but caught and ship is destroyed. |
| 7 | Became a Worker at age 42 |
| 7 | Co-operate with investigation by the planetary authorities. The business or colony is shut down. |
| 8 | Became a Scientist at age 46 |
| 8 | A disaster or war strikes. |
| 8 | The planetary government interferes with your research for political or religious reasons. You continue working openly and gain an Enemy. |
| 9 | Continued as Scientist at age 50 |
| 9 | Scarred. Owe 2,500 for medical bills. |
| 10 | Switched to Field Researcher at age 54 |
| 10 | Injured. |
| 11 | Aging Crisis. Owe 30,000 for medical bills. |
| 11 | Retired at age 58 |
| 11 | Good fortune |
| 12 | Aging Crisis. Owe 30,000 for medical bills. |
| 12 | A romantic relationship deepens, possibly leading to marriage. Gain an Ally. |
| 13 | Aging Crisis. Owe 50,000 for medical bills. |
| 13 | A romantic relationship ends badly. Gain a Rival or Enemy. |
| 14 | Aging Crisis. Owe 30,000 for medical bills. |
| 14 | Accused of a crime |
| 15 | Aging Crisis. Owe 40,000 for medical bills. |