| Term | History |
| 1 | Became a Flight at age 18 |
| 1 | Is now a Crewman |
| 1 | You are blamed for an accident that causes the death of several crew members. Your guilt drives you to excel. |
| 2 | Became a Physician at age 22 |
| 2 | 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. |
| 2 | Injured. Fully recovered. Owe 1,250 for medical bills. |
| 2 | Gain an Enemy |
| 2 | Promoted to rank 1 |
| 3 | Continued as Physician at age 26 |
| 3 | Win a prestigious prize for your work. |
| 3 | Promoted to rank 2 |
| 4 | Continued as Physician at age 30 |
| 4 | Advanced training in a specialist field. |
| 5 | Continued as Physician at age 34 |
| 5 | Make a breakthrough in your field. |
| 5 | Promoted to rank 3 |
| 6 | Continued as Physician at age 38 |
| 6 | Make a breakthrough in your field. |
| 6 | Promoted to rank 4 |
| 7 | Continued as Physician at age 42 |
| 7 | Make a breakthrough in your field. |
| 7 | Promoted to rank 5 |
| 8 | Continued as Physician at age 46 |
| 8 | Advanced training in a specialist field. |
| 8 | Promoted to rank 6 |
| 9 | Voluntarily left Physician |
| 9 | Became a Worker at age 50 |
| 9 | Advanced training in a specialist field. |
| 10 | Voluntarily left Worker |
| 10 | Returned to Flight at age 54 |
| 10 | You foil an attempted crime on board, such as mutiny, sabotage, smuggling or conspiracy. Gain an Enemy. |
| 10 | Promoted to Flight rank 1 |
| 10 | Is now a Able Spacehand |
| 11 | Continued as Flight at age 58 |
| 11 | You are tormented by or quarrel with an officer or fellow crewman. Gain that character as a Rival. |