| Term | History |
| 1 | Became a Flight at age 18 |
| 1 | Is now a Crewman |
| 1 | Placed in the frozen watch (cryogenically stored on board ship) and revived improperly. |
| 2 | Became a Physician at age 22 |
| 2 | Win a prestigious prize for your work. |
| 3 | Continued as Physician at age 26 |
| 3 | A disaster or war strikes. |
| 3 | Nearly killed. Owe 12,500 for medical bills. |
| 3 | The planetary government interferes with your research for political or religious reasons. You continue working secretely. |
| 4 | Continued as Physician at age 30 |
| 4 | Make a breakthrough in your field. |
| 4 | Promoted to rank 1 |
| 5 | Continued as Physician at age 34 |
| 5 | Win a prestigious prize for your work. |
| 5 | Promoted to rank 2 |
| 6 | Continued as Physician at age 38 |
| 6 | Refuse to join a cheat in some fashion. |
| 6 | Promoted to rank 3 |
| 7 | Voluntarily left Physician |
| 7 | Switched to Engineer/Gunner at age 42 |
| 7 | Refuse to abuse your position for profit |
| 7 | Promoted to Engineer/Gunner rank 1 |
| 7 | Is now a Able Spacehand |
| 8 | Continued as Engineer/Gunner at age 46 |
| 8 | You foil an attempted crime on board, such as mutiny, sabotage, smuggling or conspiracy. Gain an Enemy. |
| 8 | Promoted to Engineer/Gunner rank 2 |
| 8 | Is now a Petty Officer, 3rd class |
| 9 | Continued as Engineer/Gunner at age 50 |
| 9 | Moved to a new world. |
| 10 | Continued as Engineer/Gunner at age 54 |
| 10 | Commanding officer takes an interest in your career. |
| 10 | Promoted to Engineer/Gunner rank 3 |
| 10 | Is now a Petty Officer, 2nd class |
| 11 | Continued as Engineer/Gunner at age 58 |
| 11 | Vessel participates in a notable military engagement. |
| 11 | Promoted to Engineer/Gunner rank 4 |
| 11 | Is now a Petty Officer, 1st class |
| 12 | Aging Crisis. Owe 30,000 for medical bills. |
| 12 | Continued as Engineer/Gunner at age 62 |
| 12 | Advanced training in a specialist field |
| 12 | Promoted to Engineer/Gunner rank 5 |
| 12 | Is now a Chief Petty Officer |
| 13 | Aging Crisis. Owe 60,000 for medical bills. |
| 13 | Continued as Engineer/Gunner at age 66 |
| 13 | You foil an attempted crime on board, such as mutiny, sabotage, smuggling or conspiracy. Gain an Enemy. |
| 13 | Promoted to Engineer/Gunner rank 6 |
| 13 | Is now a Master Chief |
| 14 | Aging Crisis. Owe 60,000 for medical bills. |