| Term | History |
| 1 | Became a Line/Crew at age 18 |
| 1 | Is now a Crewman |
| 1 | You foil an attempted crime on board, such as mutiny, sabotage, smuggling or conspiracy. Gain an Enemy. |
| 1 | Promoted to Line/Crew rank 1 |
| 1 | Is now a Able Spacehand |
| 2 | Continued as Line/Crew at age 22 |
| 2 | Vessel participates in a notable military engagement. |
| 2 | Promoted to Line/Crew rank 2 |
| 2 | Is now a Petty Officer, 3rd class |
| 3 | Continued as Line/Crew at age 26 |
| 3 | Vessel participates in a diplomatic mission. |
| 3 | Commissioned in Navy/Line/Crew |
| 3 | Is now a Ensign |
| 3 | Promoted to Line/Crew officer rank 2 |
| 3 | Is now a Sublieutenant |
| 4 | Continued as Line/Crew at age 30 |
| 4 | Advanced training in a specialist field |
| 5 | Continued as Line/Crew at age 34 |
| 5 | Vessel participates in a notable military engagement. |
| 5 | Forced to muster out. |
| 6 | Became a Scavenger at age 38 |
| 6 | Attacked by enemies and injured. |
| 6 | Lost eye or limb. Fully recovered. Owe 5,000 for medical bills. |
| 6 | Gain Enemy if you don't already have one. |
| 7 | Voluntarily left Scavenger |
| 7 | Became a Scientist at age 42 |
| 7 | Refused to perform research that goes against your conscience. |
| 8 | Continued as Scientist at age 46 |
| 8 | Moved to a new world. |
| 9 | Continued as Scientist at age 50 |
| 9 | Entangled in a bureaucratic or legal morass that distracts you from your work. |
| 10 | Continued as Scientist at age 54 |
| 10 | A rival researcher blackens your name or steals your research. Gain a Rival. |
| 10 | Forced to muster out. |
| 11 | Aging Crisis. Owe 50,000 for medical bills. |