| Term | History |
| 1 | Became a Explorer at age 18 |
| 1 | Lightly injured, no permanent damage. Fully recovered. |
| 2 | Switched to Surveyor at age 22 |
| 2 | You discover a world, item or information of worth to the Imperium. |
| 2 | Promoted to rank 1 |
| 2 | Is now a Scout |
| 3 | Continued as Surveyor at age 26 |
| 3 | Severely injured. Fully recovered. Owe 2,500 for medical bills. |
| 4 | Became a Scientist at age 30 |
| 4 | Make a breakthrough in your field. |
| 4 | Promoted to rank 1 |
| 5 | Continued as Scientist at age 34 |
| 5 | Agreed to perform research that goes against your conscience. Gain 2 Enemies. |
| 5 | Promoted to rank 2 |
| 6 | Continued as Scientist at age 38 |
| 6 | Advanced training in a specialist field. |
| 6 | Promoted to rank 3 |
| 7 | Continued as Scientist at age 42 |
| 7 | A disaster or war strikes. |
| 7 | Severely injured. Fully recovered. Owe 5,000 for medical bills. |
| 7 | The planetary government interferes with your research for political or religious reasons. You continue working openly and gain an Enemy. |
| 8 | Aging Crisis. Owe 60,000 for medical bills. |
| 8 | Voluntarily left Scientist |
| 8 | Retired at age 46 |
| 8 | Gained a contact. |
| 9 | Aging Crisis. Owe 30,000 for medical bills. |
| 9 | Gained a contact. |
| 10 | Aging Crisis. Owe 10,000 for medical bills. |
| 10 | Moved to a new world. |
| 11 | Aging Crisis. Owe 50,000 for medical bills. |
| 11 | Gained a contact. |
| 12 | Aging Crisis. Owe 10,000 for medical bills. |