| Term | History |
| 1 | Became a Surveyor at age 18 |
| 1 | You spend a great deal of time on the fringes of Charted Space. |
| 1 | Gain a contact in an alien race. |
| 2 | Continued as Surveyor at age 22 |
| 2 | Psychologically damaged by your time in the scouts. |
| 3 | Entered Naval Academy at age 26 |
| 3 | Expand the field of Gunner, but gain a Rival in your former tutor. |
| 3 | Dropped out of military academy. |
| 4 | Voluntarily left Surveyor |
| 4 | Became a Physician at age 26 |
| 4 | Advanced training in a specialist field. |
| 5 | Continued as Physician at age 30 |
| 5 | A disaster or war strikes. |
| 5 | Severely injured. Fully recovered. Owe 12,500 for medical bills. |
| 5 | The planetary government interferes with your research for political or religious reasons. You continue working openly and gain an Enemy. |
| 6 | Continued as Physician at age 34 |
| 6 | Advanced training in a specialist field. |
| 7 | Continued as Physician at age 38 |
| 7 | Advanced training in a specialist field. |
| 8 | Continued as Physician at age 42 |
| 8 | Make a breakthrough in your field. |
| 8 | Promoted to rank 1 |
| 9 | Continued as Physician at age 46 |
| 9 | Win a prestigious prize for your work. |
| 10 | Continued as Physician at age 50 |
| 10 | Win a prestigious prize for your work. |
| 10 | Forced to muster out. |
| 11 | Aging Crisis. Owe 60,000 for medical bills. |