| Term | History |
| 1 | Became a Scavenger at age 18 |
| 1 | Offered job by a patron. Now owe him a favor. |
| 1 | Promoted to rank 1 |
| 2 | Became a Scientist at age 22 |
| 2 | Your work is sabotaged by unknown parties. You may salvage what you can and give up. |
| 2 | Promoted to rank 1 |
| 3 | Continued as Scientist at age 26 |
| 3 | Make a breakthrough in your field. |
| 3 | Promoted to rank 2 |
| 4 | Continued as Scientist at age 30 |
| 4 | A disaster or war strikes. |
| 4 | Severely injured. Fully recovered. Owe 5,000 for medical bills. |
| 4 | The planetary government interferes with your research for political or religious reasons. You continue working openly and gain an Enemy. |
| 5 | Continued as Scientist at age 34 |
| 5 | A romantic relationship deepens, possibly leading to marriage. Gain an Ally. |
| 5 | Forced to continue current assignment |
| 5 | Promoted to rank 3 |
| 6 | Continued as Scientist at age 38 |
| 6 | Agreed to perform research that goes against your conscience. Gain 1 Enemies. |
| 6 | Forced to muster out. |
| 7 | Switched to Physician at age 42 |
| 7 | Make a breakthrough in your field. |
| 7 | Promoted to rank 1 |
| 8 | Continued as Physician at age 46 |
| 8 | Moved to a new world. |
| 8 | Promoted to rank 2 |
| 9 | Continued as Physician at age 50 |
| 9 | Win a prestigious prize for your work. |
| 10 | Continued as Physician at age 54 |
| 10 | Birth or Death involving a family member or close friend. |
| 11 | Continued as Physician at age 58 |
| 11 | Work leads to a considerable breakthrough. |
| 11 | Promoted to rank 3 |
| 12 | Aging Crisis. Owe 20,000 for medical bills. |
| 12 | Continued as Physician at age 62 |
| 12 | Make a breakthrough in your field. |
| 12 | Promoted to rank 4 |
| 13 | Aging Crisis. Owe 50,000 for medical bills. |
| 13 | Continued as Physician at age 66 |
| 13 | Make a breakthrough in your field. |
| 13 | Promoted to rank 5 |
| 14 | Aging Crisis. Owe 10,000 for medical bills. |
| 14 | Continued as Physician at age 70 |
| 14 | Advanced training in a specialist field. |
| 14 | Promoted to rank 6 |
| 14 | Forced to muster out. |
| 15 | Aging Crisis. Owe 10,000 for medical bills. |