| Term | History |
| 1 | Became a Physician at age 18 |
| 1 | Refuse to join a cheat in some fashion. |
| 1 | Promoted to rank 1 |
| 2 | Continued as Physician at age 22 |
| 2 | Advanced training in a specialist field. |
| 2 | Promoted to rank 2 |
| 3 | Continued as Physician at age 26 |
| 3 | Win a prestigious prize for your work. |
| 4 | Continued as Physician at age 30 |
| 4 | Make a breakthrough in your field. |
| 4 | Promoted to rank 3 |
| 5 | Continued as Physician at age 34 |
| 5 | Work for an eccentric but brilliant mentor, who becomes an Ally. |
| 5 | Promoted to rank 4 |
| 6 | Continued as Physician at age 38 |
| 6 | Refused to perform research that goes against your conscience. |
| 6 | Forced to muster out. |
| 7 | Became a Line/Crew at age 42 |
| 7 | Is now a Crewman |
| 7 | A new romantic starts. Gain an Ally. |
| 8 | Continued as Line/Crew at age 46 |
| 8 | Vessel participates in a notable military engagement. |
| 8 | Promoted to Line/Crew rank 1 |
| 8 | Is now a Able Spacehand |
| 9 | Continued as Line/Crew at age 50 |
| 9 | Gained a contact. |
| 9 | Forced to continue current assignment |
| 9 | Promoted to Line/Crew rank 2 |
| 9 | Is now a Petty Officer, 3rd class |
| 10 | Continued as Line/Crew at age 54 |
| 10 | Special assignment or duty on board ship. |
| 10 | Forced to continue current assignment |
| 10 | Promoted to Line/Crew rank 3 |
| 10 | Is now a Petty Officer, 2nd class |
| 11 | Continued as Line/Crew at age 58 |
| 11 | You foil an attempted crime on board, such as mutiny, sabotage, smuggling or conspiracy. Gain an Enemy. |
| 11 | Promoted to Line/Crew rank 4 |
| 11 | Is now a Petty Officer, 1st class |
| 12 | Continued as Line/Crew at age 62 |
| 12 | Vessel participates in a notable military engagement. |
| 12 | Promoted to Line/Crew rank 5 |
| 12 | Is now a Chief Petty Officer |