| Term | History |
| 1 | Became a Line/Crew at age 18 |
| 1 | Is now a Crewman |
| 1 | Vessel participates in a notable military engagement. |
| 1 | Promoted to Line/Crew rank 1 |
| 1 | Is now a Able Spacehand |
| 2 | Continued as Line/Crew at age 22 |
| 2 | You foil an attempted crime on board, such as mutiny, sabotage, smuggling or conspiracy. Gain an Enemy. |
| 3 | Continued as Line/Crew at age 26 |
| 3 | Special assignment or duty on board ship. |
| 3 | Forced to muster out. |
| 4 | Became a Scavenger at age 30 |
| 4 | run afoul of a criminal gang, corrupt bureaucrat or other foe. Gain an Enemy. |
| 5 | Became a Physician at age 34 |
| 5 | Make a breakthrough in your field. |
| 5 | Promoted to rank 1 |
| 6 | Continued as Physician at age 38 |
| 6 | Make a breakthrough in your field. |
| 6 | Promoted to rank 2 |
| 7 | Continued as Physician at age 42 |
| 7 | Agreed to perform research that goes against your conscience. Gain 2 Enemies. |
| 7 | Forced to muster out. |
| 8 | Aging Crisis. Owe 30,000 for medical bills. |
| 8 | Retired at age 46 |
| 8 | Birth or Death involving a family member or close friend. |
| 9 | Aging Crisis. Owe 30,000 for medical bills. |
| 9 | Good fortune |
| 10 | Aging Crisis. Owe 50,000 for medical bills. |
| 10 | Moved to a new world. |
| 11 | Aging Crisis. Owe 10,000 for medical bills. |
| 11 | A romantic relationship deepens, possibly leading to marriage. Gain an Ally. |
| 12 | Aging Crisis. Owe 40,000 for medical bills. |