| Term | History |
| 1 | Became a Line/Crew at age 18 |
| 1 | Is now a Crewman |
| 1 | Nearly killed. Owe 10,000 for medical bills. |
| 2 | Became a Marine Support at age 22 |
| 2 | Is now a Marine |
| 2 | A mission goes wrong and you are stranded behind enemy lines. Ejected from the service. |
| 3 | Entered Naval Academy at age 26 |
| 3 | Good fortune |
| 3 | Dropped out of military academy. |
| 4 | Continued as Marine Support at age 26 |
| 4 | A new romantic starts. Gain an Ally. |
| 4 | Promoted to Marine Support rank 1 |
| 4 | Is now a Lance Corporal |
| 5 | Continued as Marine Support at age 30 |
| 5 | On the front lines of a planetary assault and occupation. |
| 5 | Promoted to Marine Support rank 2 |
| 5 | Is now a Corporal |
| 6 | Continued as Marine Support at age 34 |
| 6 | Assigned to an assault on an enemy fortress. |
| 6 | Promoted to Marine Support rank 3 |
| 6 | Is now a Lance Sergeant |
| 7 | Continued as Marine Support at age 38 |
| 7 | Assigned to an assault on an enemy fortress. |
| 7 | Promoted to Marine Support rank 4 |
| 7 | Is now a Sergeant |
| 8 | Continued as Marine Support at age 42 |
| 8 | Assigned to a black ops mission. |
| 8 | Promoted to Marine Support rank 5 |
| 8 | Is now a Gunnery Sergeant |
| 9 | Continued as Marine Support at age 46 |
| 9 | On the front lines of a planetary assault and occupation. |
| 9 | Forced to muster out. |
| 10 | Switched to Engineer/Gunner at age 50 |
| 10 | A new romantic starts. Gain an Ally. |
| 10 | Promoted to Engineer/Gunner rank 1 |
| 10 | Is now a Able Spacehand |
| 11 | Continued as Engineer/Gunner at age 54 |
| 11 | Special assignment or duty on board ship. |
| 11 | Promoted to Engineer/Gunner rank 2 |
| 11 | Is now a Petty Officer, 3rd class |
| 12 | Continued as Engineer/Gunner at age 58 |
| 12 | Commanding officer takes an interest in your career. |
| 12 | Promoted to Engineer/Gunner rank 3 |
| 12 | Is now a Petty Officer, 2nd class |
| 13 | Aging Crisis. Owe 40,000 for medical bills. |
| 13 | Continued as Engineer/Gunner at age 62 |
| 13 | Placed in the frozen watch (cryogenically stored on board ship) and revived improperly. |
| 14 | Aging Crisis. Owe 30,000 for medical bills. |