| Term | History |
|---|
| 1 | Became a Explorer at age 18 |
| 1 | You survey an alien world. |
| 2 | Continued as Explorer at age 22 |
| 2 | Gained a contact. |
| 2 | Promoted to rank 1 |
| 2 | Is now a Scout |
| 3 | Voluntarily left Explorer |
| 3 | Became a Physician at age 26 |
| 3 | Advanced training in a specialist field. |
| 3 | Promoted to rank 1 |
| 4 | Continued as Physician at age 30 |
| 4 | Win a prestigious prize for your work. |
| 5 | Continued as Physician at age 34 |
| 5 | Refused to perform research that goes against your conscience. |
| 5 | Promoted to rank 2 |
| 6 | Continued as Physician at age 38 |
| 6 | Entangled in a bureaucratic or legal morass that distracts you from your work. |
| 6 | Promoted to rank 3 |
| 7 | Continued as Physician at age 42 |
| 7 | Entangled in a bureaucratic or legal morass that distracts you from your work. |
| 8 | Continued as Physician at age 46 |
| 8 | Betrayal. Convert an Ally into a Rival or Enemy. |
| 8 | Promoted to rank 4 |
| 9 | Aging Crisis. Owe 60,000 for medical bills. |
| 9 | Continued as Physician at age 50 |
| 9 | Make a breakthrough in your field. |
| 9 | Promoted to rank 5 |
| 10 | Aging Crisis. Owe 60,000 for medical bills. |
| 10 | Continued as Physician at age 54 |
| 10 | Refuse to join a cheat in some fashion. |
| 10 | Promoted to rank 6 |
| 11 | Aging Crisis. Owe 30,000 for medical bills. |
| 11 | Continued as Physician at age 58 |
| 11 | Entangled in a bureaucratic or legal morass that distracts you from your work. |
| 11 | Forced to muster out. |
| 12 | Aging Crisis. Owe 40,000 for medical bills. |