| Term | History |
| 1 | Became a Line/Crew at age 18 |
| 1 | Is now a Crewman |
| 1 | Advanced training in a specialist field |
| 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 | 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 | Special assignment or duty on board ship. |
| 4 | Continued as Line/Crew at age 30 |
| 4 | Placed in the frozen watch (cryogenically stored on board ship) and revived improperly. |
| 4 | Promoted to Line/Crew rank 3 |
| 4 | Is now a Petty Officer, 2nd class |
| 5 | Voluntarily left Line/Crew |
| 5 | Became a Field Researcher at age 34 |
| 5 | Betrayal. Convert an Ally into a Rival or Enemy. |
| 6 | Continued as Field Researcher at age 38 |
| 6 | Win a prestigious prize for your work. |
| 6 | Promoted to rank 1 |
| 7 | Continued as Field Researcher at age 42 |
| 7 | Victim of a crime |
| 7 | Promoted to rank 2 |
| 8 | Continued as Field Researcher at age 46 |
| 8 | Refuse to join a cheat in some fashion. |
| 9 | Continued as Field Researcher at age 50 |
| 9 | Refuse to join a cheat in some fashion. |
| 9 | Forced to muster out. |
| 10 | Became a Merchant Marine at age 54 |
| 10 | Is now a Crewman |
| 10 | A good deal ensures you are living the high life for a few years. |
| 10 | Promoted to rank 1 |
| 10 | Is now a Senior Crewman |
| 11 | Continued as Merchant Marine at age 58 |
| 11 | Nearly killed. Owe 8,750 for medical bills. |
| 12 | Returned to Line/Crew at age 62 |
| 12 | Advanced training in a specialist field |
| 12 | Forced to muster out. |
| 13 | Aging Crisis. Owe 10,000 for medical bills. |
| 13 | Retired at age 66 |
| 13 | A romantic relationship ends badly. Gain a Rival or Enemy. |
| 14 | Aging Crisis. Owe 10,000 for medical bills. |
| 14 | Moved to a new world. |
| 15 | Aging Crisis. Owe 40,000 for medical bills. |