| Term | History |
| 1 | Became a Scientist at age 18 |
| 1 | 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. |
| 1 | An expedition or voyage goes wrong, leaving you stranded in the wilderness. |
| 1 | Gain an Enemy |
| 1 | Promoted to rank 1 |
| 2 | Continued as Scientist at age 22 |
| 2 | A new romantic starts. Gain an Ally. |
| 3 | Voluntarily left Scientist |
| 3 | Became a Engineer/Gunner at age 26 |
| 3 | Is now a Crewman |
| 3 | Placed in the frozen watch (cryogenically stored on board ship) and revived improperly. |
| 4 | Became a Journalist at age 30 |
| 4 | Public opinion turns on you. |
| 5 | Switched to Line/Crew at age 34 |
| 5 | Special assignment or duty on board ship. |
| 5 | Promoted to Line/Crew rank 1 |
| 5 | Is now a Able Spacehand |
| 6 | Continued as Line/Crew at age 38 |
| 6 | Vessel participates in a diplomatic mission. |
| 6 | Gain a contact. |
| 6 | Promoted to Line/Crew rank 2 |
| 6 | Is now a Petty Officer, 3rd class |
| 7 | Voluntarily left Line/Crew |
| 7 | Returned to Engineer/Gunner at age 42 |
| 7 | Placed in the frozen watch (cryogenically stored on board ship) and revived improperly. |
| 8 | Became a Worker at age 46 |
| 8 | Lightly injured, no permanent damage. Fully recovered. |
| 9 | Returned to Engineer/Gunner at age 50 |
| 9 | Vessel participates in a notable military engagement. |
| 9 | Promoted to Engineer/Gunner rank 3 |
| 9 | Is now a Petty Officer, 2nd class |
| 10 | Aging Crisis. Owe 40,000 for medical bills. |
| 10 | Continued as Engineer/Gunner at age 54 |
| 10 | Vessel participates in a diplomatic mission. |
| 11 | Aging Crisis. Owe 50,000 for medical bills. |
| 11 | Continued as Engineer/Gunner at age 58 |
| 11 | Display heroism in battle, saving the whole ship. |
| 11 | Commissioned in Navy/Engineer/Gunner |
| 11 | Is now a Ensign |
| 11 | Promoted to Engineer/Gunner officer rank 2 |
| 11 | Is now a Sublieutenant |
| 12 | Aging Crisis. Owe 30,000 for medical bills. |
| 12 | Continued as Engineer/Gunner at age 62 |
| 12 | Betrayal. Convert an Ally into a Rival or Enemy. |
| 12 | Promoted to Engineer/Gunner officer rank 3 |
| 12 | Is now a Lieutenant |
| 12 | Forced to muster out. |
| 13 | Aging Crisis. Owe 20,000 for medical bills. |
| 13 | Retired at age 66 |
| 13 | A romantic relationship deepens, possibly leading to marriage. Gain an Ally. |
| 14 | Aging Crisis. Owe 40,000 for medical bills. |