| Term | History |
| 1 | Became a Engineer/Gunner at age 18 |
| 1 | Is now a Crewman |
| 1 | Vessel participates in a notable military engagement. |
| 1 | Promoted to Engineer/Gunner rank 1 |
| 1 | Is now a Able Spacehand |
| 2 | Continued as Engineer/Gunner at age 22 |
| 2 | Vessel participates in a diplomatic mission. |
| 2 | Gain a contact. |
| 2 | Promoted to Engineer/Gunner rank 2 |
| 2 | Is now a Petty Officer, 3rd class |
| 3 | Continued as Engineer/Gunner at age 26 |
| 3 | Abuse your position for profit |
| 3 | Promoted to Engineer/Gunner rank 3 |
| 3 | Is now a Petty Officer, 2nd class |
| 4 | Continued as Engineer/Gunner at age 30 |
| 4 | Lost eye or limb. |
| 5 | Became a Marine Support at age 34 |
| 5 | Is now a Marine |
| 5 | On the front lines of a planetary assault and occupation. |
| 5 | Attempt at commissioned failed. |
| 5 | Promoted to Marine Support rank 1 |
| 5 | Is now a Lance Corporal |
| 6 | Continued as Marine Support at age 38 |
| 6 | Assigned to an assault on an enemy fortress. |
| 7 | Continued as Marine Support at age 42 |
| 7 | A mission goes wrong and you are stranded behind enemy lines. Ejected from the service. |
| 8 | Became a Field Researcher 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 leaves several injured, and others blame you, forcing you to leave your career. Gain a Rival. |
| 8 | Injured. |
| 8 | Gain an Enemy |
| 8 | Promoted to rank 1 |
| 9 | Continued as Field Researcher at age 50 |
| 9 | Work leads to a considerable breakthrough. |
| 9 | Promoted to rank 2 |
| 10 | Voluntarily left Field Researcher |
| 10 | Became a Broker at age 54 |
| 10 | Make an unexpected connection outside your normal circles. Gain a Contact. |
| 10 | Promoted to rank 1 |