| Term | History |
| 1 | Became a Engineer/Gunner at age 18 |
| 1 | Is now a Crewman |
| 1 | A new romantic starts. Gain an Ally. |
| 1 | Promoted to Engineer/Gunner rank 1 |
| 1 | Is now a Able Spacehand |
| 2 | Continued as Engineer/Gunner at age 22 |
| 2 | Refuse to abuse your position for profit |
| 2 | Promoted to Engineer/Gunner rank 2 |
| 2 | Is now a Petty Officer, 3rd class |
| 3 | Continued as Engineer/Gunner at age 26 |
| 3 | You foil an attempted crime on board, such as mutiny, sabotage, smuggling or conspiracy. Gain an Enemy. |
| 3 | Promoted to Engineer/Gunner rank 3 |
| 3 | Is now a Petty Officer, 2nd class |
| 4 | Continued as Engineer/Gunner at age 30 |
| 4 | You are tormented by or quarrel with an officer or fellow crewman. Gain that character as a Rival. |
| 5 | Became a Merchant Marine at age 34 |
| 5 | Is now a Crewman |
| 5 | Promoted to rank 1 |
| 5 | Is now a Senior Crewman |
| 6 | Continued as Merchant Marine at age 38 |
| 6 | Make an unexpected connection outside your normal circles. Gain a Contact. |
| 6 | Promoted to rank 2 |
| 6 | Is now a 4th Officer |
| 7 | Voluntarily left Merchant Marine |
| 7 | Became a Scientist at age 42 |
| 7 | Make a breakthrough in your field. |
| 7 | Promoted to rank 1 |
| 8 | Continued as Scientist at age 46 |
| 8 | Entangled in a bureaucratic or legal morass that distracts you from your work. |
| 9 | Continued as Scientist at age 50 |
| 9 | A disaster or war strikes. |
| 9 | Lost eye or limb. Fully recovered. Owe 2,500 for medical bills. |
| 9 | The planetary government interferes with your research for political or religious reasons. You continue working secretely. |
| 9 | Promoted to rank 2 |
| 10 | Continued as Scientist at age 54 |
| 10 | Make a breakthrough in your field. |
| 10 | Promoted to rank 3 |
| 11 | Aging Crisis. Owe 20,000 for medical bills. |