| Term | History |
| 1 | Became a Flight at age 18 |
| 1 | Is now a Crewman |
| 1 | Vessel participates in a diplomatic mission. |
| 1 | Attempt at commissioned failed. |
| 1 | Promoted to Flight rank 1 |
| 1 | Is now a Able Spacehand |
| 2 | Continued as Flight at age 22 |
| 2 | Betrayal. Convert an Ally into a Rival or Enemy. |
| 3 | Continued as Flight at age 26 |
| 3 | Vessel participates in a notable military engagement. |
| 3 | Promoted to Flight rank 2 |
| 3 | Is now a Petty Officer, 3rd class |
| 4 | Continued as Flight at age 30 |
| 4 | Placed in the frozen watch (cryogenically stored on board ship) and revived improperly. |
| 5 | Became a Physician at age 34 |
| 5 | Make a breakthrough in your field. |
| 6 | Continued as Physician at age 38 |
| 6 | Good fortune |
| 6 | Promoted to rank 1 |
| 7 | Continued as Physician at age 42 |
| 7 | Make a breakthrough in your field. |
| 7 | Forced to continue current assignment |
| 7 | Promoted to rank 2 |
| 8 | Continued as Physician at age 46 |
| 8 | Advanced training in a specialist field. |
| 8 | Forced to continue current assignment |
| 8 | Promoted to rank 3 |
| 9 | Continued as Physician at age 50 |
| 9 | Advanced training in a specialist field. |
| 10 | Aging Crisis. Owe 50,000 for medical bills. |
| 10 | Continued as Physician at age 54 |
| 10 | A rival researcher blackens your name or steals your research. Gain a Rival. |
| 11 | Aging Crisis. Owe 50,000 for medical bills. |
| 11 | Continued as Physician 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 | Severely injured. Fully recovered. |
| 11 | Gain an Enemy |
| 11 | Promoted to rank 4 |
| 12 | Aging Crisis. Owe 60,000 for medical bills. |
| 12 | Voluntarily left Physician |
| 12 | Retired at age 62 |
| 12 | Betrayal. Convert an Ally into a Rival or Enemy. |
| 13 | Aging Crisis. Owe 10,000 for medical bills. |