| Term | History |
|---|
| 1 | Entered University at age 18 |
| 1 | Suffered a deep tragedy. |
| 1 | Dropped out of university. |
| 2 | Became a Line/Crew at age 22 |
| 2 | Is now a Crewman |
| 2 | You join a gambling circle on board. |
| 2 | Attempt at commissioned failed. |
| 2 | Promoted to Line/Crew rank 1 |
| 2 | Is now a Able Spacehand |
| 3 | Continued as Line/Crew at age 26 |
| 3 | Good fortune |
| 4 | Continued as Line/Crew at age 30 |
| 4 | Advanced training in a specialist field |
| 4 | Promoted to Line/Crew rank 2 |
| 4 | Is now a Petty Officer, 3rd class |
| 5 | Voluntarily left Line/Crew |
| 5 | Switched to Engineer/Gunner at age 34 |
| 5 | Moved to a new world. |
| 6 | Continued as Engineer/Gunner at age 38 |
| 6 | Refuse to abuse your position for profit |
| 6 | Promoted to Engineer/Gunner rank 3 |
| 6 | Is now a Petty Officer, 2nd class |
| 7 | Continued as Engineer/Gunner at age 42 |
| 7 | Commanding officer takes an interest in your career. |
| 7 | Attempt at commissioned failed. |
| 8 | Continued as Engineer/Gunner at age 46 |
| 8 | Injured. Fully recovered. |
| 9 | Became a Field Researcher at age 50 |
| 9 | Advanced training in a specialist field. |
| 9 | Promoted to rank 1 |
| 10 | Continued as Field Researcher at age 54 |
| 10 | Advanced training in a specialist field. |
| 10 | Promoted to rank 2 |
| 11 | Continued as Field Researcher at age 58 |
| 11 | Make a breakthrough in your field. |
| 11 | Promoted to rank 3 |