| Term | History |
| 1 | Became a Engineer/Gunner at age 18 |
| 1 | Is now a Crewman |
| 1 | Moved to a new world. |
| 1 | Promoted to Engineer/Gunner rank 1 |
| 1 | Is now a Able Spacehand |
| 2 | Continued as Engineer/Gunner at age 22 |
| 2 | You foil an attempted crime on board, such as mutiny, sabotage, smuggling or conspiracy. Gain an Enemy. |
| 2 | Promoted to Engineer/Gunner rank 2 |
| 2 | Is now a Petty Officer, 3rd class |
| 3 | Voluntarily left Engineer/Gunner |
| 3 | Became a Physician at age 26 |
| 3 | Entangled in a bureaucratic or legal morass that distracts you from your work. |
| 4 | Continued as Physician at age 30 |
| 4 | Entangled in a bureaucratic or legal morass that distracts you from your work. |
| 5 | Continued as Physician at age 34 |
| 5 | 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. |
| 5 | Your work is sabotaged by unknown parties. You start again from scratch. |
| 5 | Gain an Enemy |
| 5 | Promoted to rank 1 |
| 6 | Continued as Physician at age 38 |
| 6 | A rival researcher blackens your name or steals your research. Gain a Rival. |
| 7 | Continued as Physician at age 42 |
| 7 | Work for an eccentric but brilliant mentor, who becomes an Ally. |
| 7 | Promoted to rank 2 |
| 8 | Continued as Physician at age 46 |
| 8 | Work for an eccentric but brilliant mentor, who becomes an Ally. |
| 8 | Forced to muster out. |
| 9 | Became a Artist at age 50 |
| 9 | Moved to a new world. |
| 10 | Continued as Artist at age 54 |
| 10 | A romantic relationship deepens, possibly leading to marriage. Gain an Ally. |
| 11 | Aging Crisis. Owe 20,000 for medical bills. |