| Term | History |
|---|
| 1 | Became a Line/Crew at age 18 |
| 1 | Is now a Crewman |
| 1 | Special assignment or duty on board ship. |
| 1 | Promoted to Line/Crew rank 1 |
| 1 | Is now a Able Spacehand |
| 2 | Continued as Line/Crew at age 22 |
| 2 | Abuse your position for profit |
| 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 notable military engagement. |
| 3 | Promoted to Line/Crew rank 3 |
| 3 | Is now a Petty Officer, 2nd class |
| 4 | Continued as Line/Crew at age 30 |
| 4 | You are tormented by or quarrel with an officer or fellow crewman. Gain that character as a Rival. |
| 5 | Became a Scientist at age 34 |
| 5 | Betrayal. Convert an Ally into a Rival or Enemy. |
| 5 | Promoted to rank 1 |
| 6 | Continued as Scientist at age 38 |
| 6 | Work for an eccentric but brilliant mentor, who becomes an Ally. |
| 7 | Continued as Scientist at age 42 |
| 7 | Work leads to a considerable breakthrough. |
| 7 | Promoted to rank 2 |
| 8 | Continued as Scientist at age 46 |
| 8 | Make a breakthrough in your field. |
| 8 | Promoted to rank 3 |
| 9 | Continued as Scientist at age 50 |
| 9 | Win a prestigious prize for your work. |
| 9 | Promoted to rank 4 |
| 10 | Aging Crisis. Owe 30,000 for medical bills. |
| 10 | Voluntarily left Scientist |
| 10 | Retired at age 54 |
| 10 | Victim of a crime |
| 11 | Aging Crisis. Owe 40,000 for medical bills. |