| Term | History |
| 1 | Entered Naval Academy at age 18 |
| 1 | War breaks out, triggering a mandatory draft. |
| 1 | Fled from the draft. |
| 1 | Graduated at age 18. |
| 2 | Became a Line/Crew at age 18 |
| 2 | Is now a Crewman |
| 2 | Vessel participates in a diplomatic mission. |
| 2 | Attempt at commissioned failed. |
| 2 | Promoted to Line/Crew rank 1 |
| 2 | Is now a Able Spacehand |
| 3 | Continued as Line/Crew at age 22 |
| 3 | Vessel participates in a notable military engagement. |
| 4 | Continued as Line/Crew at age 26 |
| 4 | Refuse to abuse your position for profit |
| 5 | Continued as Line/Crew at age 30 |
| 5 | Refuse to abuse your position for profit |
| 5 | Promoted to Line/Crew rank 2 |
| 5 | Is now a Petty Officer, 3rd class |
| 6 | Continued as Line/Crew at age 34 |
| 6 | Special assignment or duty on board ship. |
| 6 | Promoted to Line/Crew rank 3 |
| 6 | Is now a Petty Officer, 2nd class |
| 7 | Aging Crisis. Owe 20,000 for medical bills. |
| 7 | Continued as Line/Crew at age 38 |
| 7 | Refuse to abuse your position for profit |
| 7 | Promoted to Line/Crew rank 4 |
| 7 | Is now a Petty Officer, 1st class |
| 8 | Aging Crisis. Owe 20,000 for medical bills. |
| 8 | Continued as Line/Crew at age 42 |
| 8 | Vessel participates in a notable military engagement. |
| 8 | Forced to muster out. |
| 9 | Aging Crisis. Owe 50,000 for medical bills. |
| 9 | Retired at age 46 |
| 9 | A romantic relationship ends badly. Gain a Rival or Enemy. |
| 10 | Aging Crisis. Owe 30,000 for medical bills. |