| Term | History |
|---|
| 1 | Became a Line/Crew at age 18 |
| 1 | Is now a Crewman |
| 1 | Vessel participates in a diplomatic mission. |
| 1 | Gain a contact. |
| 1 | Attempt at commissioned failed. |
| 1 | Promoted to Line/Crew rank 1 |
| 1 | Is now a Able Spacehand |
| 2 | Continued as Line/Crew at age 22 |
| 2 | Vessel participates in a diplomatic mission. |
| 2 | Promoted to Line/Crew rank 2 |
| 2 | Is now a Petty Officer, 3rd class |
| 3 | Continued as Line/Crew at age 26 |
| 3 | Refuse to abuse your position for profit |
| 3 | Promoted to Line/Crew rank 3 |
| 3 | Is now a Petty Officer, 2nd class |
| 4 | Continued as Line/Crew at age 30 |
| 4 | Commanding officer takes an interest in your career. |
| 4 | Forced to continue current assignment |
| 4 | Promoted to Line/Crew rank 4 |
| 4 | Is now a Petty Officer, 1st class |
| 5 | Continued as Line/Crew at age 34 |
| 5 | Advanced training in a specialist field |
| 6 | Continued as Line/Crew at age 38 |
| 6 | Commanding officer takes an interest in your career. |
| 6 | Promoted to Line/Crew rank 5 |
| 6 | Is now a Chief Petty Officer |
| 7 | Continued as Line/Crew at age 42 |
| 7 | Nearly killed. |
| 8 | Became a Worker at age 46 |
| 8 | Your business expands, your corporation grows, or the colony thrives. |
| 8 | Promoted to rank 1 |
| 9 | Continued as Worker at age 50 |
| 9 | You are rewarded for your diligence or cunning. |
| 9 | Promoted to rank 2 |
| 9 | Is now a Technician |
| 10 | Continued as Worker at age 54 |
| 10 | Advanced training in a specialist field. |