| Term | History |
| 1 | Became a Engineer/Gunner at age 18 |
| 1 | Is now a Crewman |
| 1 | Special assignment or duty on board ship. |
| 1 | Promoted to Engineer/Gunner rank 1 |
| 1 | Is now a Able Spacehand |
| 2 | Continued as Engineer/Gunner at age 22 |
| 2 | Vessel participates in a diplomatic mission. |
| 2 | Gain a contact. |
| 2 | Promoted to Engineer/Gunner rank 2 |
| 2 | Is now a Petty Officer, 3rd class |
| 3 | Continued as Engineer/Gunner at age 26 |
| 3 | Gained a contact. |
| 3 | Promoted to Engineer/Gunner rank 3 |
| 3 | Is now a Petty Officer, 2nd class |
| 4 | Voluntarily left Engineer/Gunner |
| 4 | Became a Worker at age 30 |
| 4 | Advanced training in a specialist field. |
| 5 | Continued as Worker at age 34 |
| 5 | Hard times caused by a lack of interstellar trade costs you your job. |
| 6 | Switched to Colonist at age 38 |
| 6 | You gain experience in a technical field as a computer operator or surveyor. |
| 7 | Continued as Colonist at age 42 |
| 7 | A revolution, attack or other unusual event throws your life into chaos, forcing you to leave the planet. |
| 8 | Aging Crisis. Owe 30,000 for medical bills. |
| 8 | Retired at age 46 |
| 8 | Gained a contact. |
| 9 | Aging Crisis. Owe 30,000 for medical bills. |
| 9 | Moved to a new world. |
| 10 | Aging Crisis. Owe 50,000 for medical bills. |
| 10 | Accused of a crime |
| 11 | Aging Crisis. Owe 60,000 for medical bills. |
| 11 | A romantic relationship deepens, possibly leading to marriage. Gain an Ally. |
| 12 | Aging Crisis. Owe 30,000 for medical bills. |