| Term | History |
| 1 | Became a Engineer/Gunner at age 18 |
| 1 | Is now a Crewman |
| 1 | You are blamed for an accident that causes the death of several crew members. Your guilt drives you to excel. |
| 1 | Promoted to Engineer/Gunner rank 1 |
| 1 | Is now a Able Spacehand |
| 2 | Continued as Engineer/Gunner at age 22 |
| 2 | Special assignment or duty on board ship. |
| 2 | Promoted to Engineer/Gunner rank 2 |
| 2 | Is now a Petty Officer, 3rd class |
| 3 | Continued as Engineer/Gunner at age 26 |
| 3 | Advanced training in a specialist field |
| 3 | Promoted to Engineer/Gunner rank 3 |
| 3 | Is now a Petty Officer, 2nd class |
| 4 | Continued as Engineer/Gunner at age 30 |
| 4 | Advanced training in a specialist field |
| 4 | Promoted to Engineer/Gunner rank 4 |
| 4 | Is now a Petty Officer, 1st class |
| 5 | Continued as Engineer/Gunner at age 34 |
| 5 | Special assignment or duty on board ship. |
| 5 | Promoted to Engineer/Gunner rank 5 |
| 5 | Is now a Chief Petty Officer |
| 6 | Continued as Engineer/Gunner at age 38 |
| 6 | You foil an attempted crime on board, such as mutiny, sabotage, smuggling or conspiracy. Gain an Enemy. |
| 6 | Promoted to Engineer/Gunner rank 6 |
| 6 | Is now a Master Chief |
| 7 | Continued as Engineer/Gunner at age 42 |
| 7 | Placed in the frozen watch (cryogenically stored on board ship) and revived improperly. |
| 8 | Became a Infantry at age 46 |
| 8 | Is now a Private |
| 8 | Nearly killed. Fully recovered. Owe 11,250 for medical bills. |
| 9 | Aging Crisis. Owe 20,000 for medical bills. |
| 9 | Retired at age 50 |
| 9 | A romantic relationship ends badly. Gain a Rival or Enemy. |
| 10 | Aging Crisis. Owe 40,000 for medical bills. |
| 10 | Betrayal. Convert an Ally into a Rival or Enemy. |
| 11 | Aging Crisis. Owe 30,000 for medical bills. |
| 11 | A new romantic starts. Gain an Ally. |
| 12 | Aging Crisis. Owe 20,000 for medical bills. |