| Term | History |
| 1 | Became a Explorer at age 18 |
| 1 | Serve as the courier for an important message from the Imperium. |
| 1 | Promoted to rank 1 |
| 1 | Is now a Scout |
| 2 | Voluntarily left Explorer |
| 2 | Became a Flight at age 22 |
| 2 | Is now a Crewman |
| 2 | Scarred. Fully recovered. Owe 2,500 for medical bills. |
| 3 | Became a Field Researcher at age 26 |
| 3 | A disaster or war strikes. |
| 3 | Lost eye or limb. Fully recovered. Owe 2,500 for medical bills. |
| 3 | The planetary government interferes with your research for political or religious reasons. You continue working secretely. |
| 4 | Continued as Field Researcher at age 30 |
| 4 | A rival researcher blackens your name or steals your research. Gain a Rival. |
| 5 | Continued as Field Researcher at age 34 |
| 5 | Refuse to join a cheat in some fashion. |
| 6 | Continued as Field Researcher at age 38 |
| 6 | Win a prestigious prize for your work. |
| 7 | Continued as Field Researcher at age 42 |
| 7 | A disaster leaves several injured, and others blame you, forcing you to leave your career. Gain a Rival. |
| 7 | Severely injured. Owe 3,750 for medical bills. |
| 8 | Switched to Line/Crew at age 46 |
| 8 | Vessel participates in a notable military engagement. |
| 9 | Continued as Line/Crew at age 50 |
| 9 | Advanced training in a specialist field |
| 10 | Aging Crisis. Owe 10,000 for medical bills. |