| Term | History |
| 1 | Became a Scientist at age 18 |
| 1 | Win a prestigious prize for your work. |
| 2 | Continued as Scientist at age 22 |
| 2 | Advanced training in a specialist field. |
| 2 | Promoted to rank 1 |
| 3 | Continued as Scientist at age 26 |
| 3 | 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. |
| 3 | A disaster or war strikes. |
| 3 | Scarred. Fully recovered. Owe 2,500 for medical bills. |
| 3 | The planetary government interferes with your research for political or religious reasons. You continue working secretely. |
| 3 | Gain an Enemy |
| 3 | Promoted to rank 2 |
| 4 | Continued as Scientist at age 30 |
| 4 | Advanced training in a specialist field. |
| 4 | Promoted to rank 3 |
| 5 | Continued as Scientist at age 34 |
| 5 | Entangled in a bureaucratic or legal morass that distracts you from your work. |
| 6 | Voluntarily left Scientist |
| 6 | Became a Engineer/Gunner at age 38 |
| 6 | Is now a Crewman |
| 6 | You foil an attempted crime on board, such as mutiny, sabotage, smuggling or conspiracy. Gain an Enemy. |
| 6 | Promoted to Engineer/Gunner rank 1 |
| 6 | Is now a Able Spacehand |
| 7 | Voluntarily left Engineer/Gunner |
| 7 | Became a Intelligence at age 42 |
| 7 | Severely injured. Owe 5,000 for medical bills. |
| 8 | Became a Explorer at age 46 |
| 8 | Victim of a crime |
| 8 | Promoted to rank 1 |
| 8 | Is now a Scout |
| 9 | Continued as Explorer at age 50 |
| 9 | Scarred. Fully recovered. Owe 10,000 for medical bills. |
| 10 | Switched to Law Enforcement at age 54 |
| 10 | Is now a Rookie |
| 10 | You go above and beyond the call of duty. |
| 10 | Promoted to rank 1 |
| 10 | Is now a Corporal |
| 11 | Continued as Law Enforcement at age 58 |
| 11 | Advanced training in a specialist field. |
| 11 | Promoted to rank 2 |
| 11 | Is now a Sergeant |
| 12 | Aging Crisis. Owe 40,000 for medical bills. |
| 12 | Continued as Law Enforcement at age 62 |
| 12 | Refused a deal with criminal or other figure under investigation. Gain an Enemy |
| 13 | Aging Crisis. Owe 30,000 for medical bills. |