| Term | History |
| 1 | Became a Line/Crew at age 18 |
| 1 | Is now a Crewman |
| 1 | Vessel participates in a diplomatic mission. |
| 1 | Gain a contact. |
| 1 | Promoted to Line/Crew rank 1 |
| 1 | Is now a Able Spacehand |
| 2 | Voluntarily left Line/Crew |
| 2 | Became a Scientist at age 22 |
| 2 | Make a breakthrough in your field. |
| 3 | Continued as Scientist at age 26 |
| 3 | Make a breakthrough in your field. |
| 4 | Continued as Scientist at age 30 |
| 4 | Your work is sabotaged by unknown parties. You start again from scratch. |
| 5 | Continued as Scientist at age 34 |
| 5 | Entangled in a bureaucratic or legal morass that distracts you from your work. |
| 6 | Continued as Scientist at age 38 |
| 6 | Work for an eccentric but brilliant mentor, who becomes an Ally. |
| 6 | Forced to muster out. |
| 7 | Returned to Line/Crew at age 42 |
| 7 | You foil an attempted crime on board, such as mutiny, sabotage, smuggling or conspiracy. Gain an Enemy. |
| 7 | Promoted to Line/Crew rank 2 |
| 7 | Is now a Petty Officer, 3rd class |
| 8 | Continued as Line/Crew at age 46 |
| 8 | Special assignment or duty on board ship. |
| 9 | Continued as Line/Crew at age 50 |
| 9 | Vessel participates in a notable military engagement. |
| 9 | Forced to muster out. |
| 10 | Returned to Scientist at age 54 |
| 10 | Refuse to join a cheat in some fashion. |
| 10 | Promoted to rank 1 |
| 11 | Aging Crisis. Owe 10,000 for medical bills. |
| 11 | Continued as Scientist at age 58 |
| 11 | Caught cheating in some fashion, advancing your career and research by stealing another’s work, using an alien device, taking a shortcut and so forth. |
| 11 | Your work is sabotaged by unknown parties. You may salvage what you can and give up. |
| 11 | Gain an Enemy |
| 11 | Promoted to rank 2 |
| 12 | Aging Crisis. Owe 30,000 for medical bills. |
| 12 | Continued as Scientist at age 62 |
| 12 | Advanced training in a specialist field. |
| 12 | Promoted to rank 3 |
| 13 | Aging Crisis. Owe 20,000 for medical bills. |