| Term | History |
| 1 | Became a Line/Crew at age 18 |
| 1 | Is now a Crewman |
| 1 | Abuse your position for profit |
| 1 | Promoted to Line/Crew rank 1 |
| 1 | Is now a Able Spacehand |
| 2 | Continued as Line/Crew at age 22 |
| 2 | Special assignment or duty on board ship. |
| 2 | Promoted to Line/Crew rank 2 |
| 2 | Is now a Petty Officer, 3rd class |
| 3 | Continued as Line/Crew at age 26 |
| 3 | Advanced training in a specialist field |
| 3 | Promoted to Line/Crew rank 3 |
| 3 | Is now a Petty Officer, 2nd class |
| 4 | Continued as Line/Crew at age 30 |
| 4 | Vessel participates in a notable military engagement. |
| 5 | Continued as Line/Crew at age 34 |
| 5 | Special assignment or duty on board ship. |
| 6 | Continued as Line/Crew at age 38 |
| 6 | Gained a contact. |
| 6 | Promoted to Line/Crew rank 4 |
| 6 | Is now a Petty Officer, 1st class |
| 7 | Continued as Line/Crew at age 42 |
| 7 | Betrayal. Convert an Ally into a Rival or Enemy. |
| 7 | Forced to muster out. |
| 8 | Became a Army Support at age 46 |
| 8 | Is now a Private |
| 8 | Surrounded and outnumbered by the enemy, you hold out until relief arrives. |
| 8 | Commissioned in Army/Army Support |
| 8 | Is now a Lieutenant |
| 8 | Promoted to Army Support officer rank 2 |
| 8 | Is now a Captain |
| 9 | Continued as Army Support at age 50 |
| 9 | Assigned to an urbanised planet torn by war. |
| 9 | Promoted to Army Support officer rank 3 |
| 9 | Is now a Major |