| Term | History |
| 1 | Became a Engineer/Gunner at age 18 |
| 1 | Is now a Crewman |
| 1 | Vessel participates in a diplomatic mission. |
| 1 | Gain a contact. |
| 1 | Promoted to Engineer/Gunner rank 1 |
| 1 | Is now a Able Spacehand |
| 2 | Continued as Engineer/Gunner at age 22 |
| 2 | Vessel participates in a diplomatic mission. |
| 3 | Continued as Engineer/Gunner at age 26 |
| 3 | Betrayal. Convert an Ally into a Rival or Enemy. |
| 4 | Continued as Engineer/Gunner at age 30 |
| 4 | Vessel participates in a notable military engagement. |
| 5 | Continued as Engineer/Gunner at age 34 |
| 5 | Vessel participates in a notable military engagement. |
| 5 | Forced to muster out. |
| 6 | Became a Performer at age 38 |
| 6 | An investigation, tour, project or expedition goes wrong, stranding you far from home. |
| 7 | Returned to Engineer/Gunner at age 42 |
| 7 | You are tormented by or quarrel with an officer or fellow crewman. Gain that character as a Rival. |
| 8 | Became a Scavenger at age 46 |
| 8 | Betrayed by a friend. One of your Contacts or Allies betrays you, ending your career. That Contact or Ally becomes a Rival or Enemy. |
| 9 | Switched to Flight at age 50 |
| 9 | Scarred. |
| 10 | Returned to Engineer/Gunner at age 54 |
| 10 | You are blamed for an accident that causes the death of several crew members. Your guilt drives you to excel. |
| 11 | Switched to Line/Crew at age 58 |
| 11 | Vessel participates in a notable military engagement. |
| 11 | Promoted to Line/Crew rank 2 |
| 11 | Is now a Petty Officer, 3rd class |
| 12 | Aging Crisis. Owe 30,000 for medical bills. |
| 12 | Continued as Line/Crew at age 62 |
| 12 | Special assignment or duty on board ship. |
| 12 | Promoted to Line/Crew rank 3 |
| 12 | Is now a Petty Officer, 2nd class |
| 13 | Aging Crisis. Owe 20,000 for medical bills. |
| 13 | Continued as Line/Crew at age 66 |
| 13 | Birth or Death involving a family member or close friend. |
| 13 | Forced to muster out. |
| 14 | Aging Crisis. Owe 30,000 for medical bills. |