| Term | History |
| 1 | Became a Flight at age 18 |
| 1 | Is now a Crewman |
| 1 | During a battle, defeat or victory depends on your actions. The ship suffers severe damage and you are blamed for the disaster. You are court - martialled and discharged. |
| 2 | Switched to Engineer/Gunner at age 22 |
| 2 | Advanced training in a specialist field |
| 2 | Promoted to Engineer/Gunner rank 1 |
| 2 | Is now a Able Spacehand |
| 3 | Continued as Engineer/Gunner at age 26 |
| 3 | Special assignment or duty on board ship. |
| 3 | Forced to continue current assignment |
| 3 | Promoted to Engineer/Gunner rank 2 |
| 3 | Is now a Petty Officer, 3rd class |
| 4 | Continued as Engineer/Gunner at age 30 |
| 4 | Vessel participates in a diplomatic mission. |
| 4 | Gain a contact. |
| 4 | Promoted to Engineer/Gunner rank 3 |
| 4 | Is now a Petty Officer, 2nd class |
| 5 | Continued as Engineer/Gunner at age 34 |
| 5 | Vessel participates in a notable military engagement. |
| 5 | Promoted to Engineer/Gunner rank 4 |
| 5 | Is now a Petty Officer, 1st class |
| 6 | Continued as Engineer/Gunner at age 38 |
| 6 | Lost eye or limb. |
| 7 | Became a Scientist at age 42 |
| 7 | Advanced training in a specialist field. |
| 7 | Promoted to rank 1 |
| 8 | Continued as Scientist at age 46 |
| 8 | Advanced training in a specialist field. |
| 9 | Continued as Scientist at age 50 |
| 9 | Advanced training in a specialist field. |
| 9 | Promoted to rank 2 |
| 10 | Continued as Scientist at age 54 |
| 10 | Cheated in some fashion, advancing your career and research by stealing another’s work, using an alien device, taking a shortcut and so forth. |
| 10 | Gain an Enemy |
| 10 | Promoted to rank 3 |
| 11 | Continued as Scientist at age 58 |
| 11 | Assigned to work on a secret project for a patron or organisation. |
| 12 | Voluntarily left Scientist |
| 12 | Switched to Field Researcher at age 62 |
| 12 | Accused of a crime |
| 12 | Promoted to rank 1 |
| 13 | Aging Crisis. Owe 40,000 for medical bills. |
| 13 | Became a Inmate at age 66 |
| 13 | Disgraced. Word of your criminal past reaches your homeworld. |
| 14 | Aging Crisis. Owe 60,000 for medical bills. |
| 14 | Switched to Thug at age 70 |
| 14 | Lost eye or limb. Fully recovered. Owe 10,000 for medical bills. |
| 15 | Aging Crisis. Owe 10,000 for medical bills. |