| Term | History |
| 1 | Became a Field Researcher at age 18 |
| 1 | Win a prestigious prize for your work. |
| 1 | Promoted to rank 1 |
| 2 | Continued as Field Researcher at age 22 |
| 2 | Refuse to join a cheat in some fashion. |
| 3 | Continued as Field Researcher at age 26 |
| 3 | Advanced training in a specialist field. |
| 3 | Promoted to rank 2 |
| 4 | Continued as Field Researcher at age 30 |
| 4 | An expedition or voyage goes wrong, leaving you stranded in the wilderness. |
| 5 | Switched to Scientist at age 34 |
| 5 | Advanced training in a specialist field. |
| 5 | Promoted to rank 1 |
| 6 | Continued as Scientist at age 38 |
| 6 | Refused to perform research that goes against your conscience. |
| 7 | Continued as Scientist at age 42 |
| 7 | Advanced training in a specialist field. |
| 7 | Promoted to rank 2 |
| 8 | Continued as Scientist at age 46 |
| 8 | Caught cheating in some fashion, advancing your career and research by stealing another’s work, using an alien device, taking a shortcut and so forth. |
| 8 | A disaster or war strikes. |
| 8 | Lightly injured, no permanent damage. Fully recovered. |
| 8 | The planetary government interferes with your research for political or religious reasons. You continue working secretely. |
| 8 | Gain an Enemy |
| 9 | Continued as Scientist at age 50 |
| 9 | Make a breakthrough in your field. |
| 9 | Forced to muster out. |
| 10 | Became a Engineer/Gunner at age 54 |
| 10 | Is now a Crewman |
| 10 | A romantic relationship ends badly. Gain a Rival or Enemy. |
| 10 | Attempt at commissioned failed. |
| 11 | Continued as Engineer/Gunner at age 58 |
| 11 | During a battle, defeat or victory depends on your actions. You actions lead to an honorabe discharge. |
| 12 | Aging Crisis. Owe 40,000 for medical bills. |
| 12 | Retired at age 62 |
| 12 | A new romantic starts. Gain an Ally. |
| 13 | Aging Crisis. Owe 10,000 for medical bills. |