| Term | History |
| 1 | Became a Scientist at age 18 |
| 1 | Win a prestigious prize for your work. |
| 2 | Continued as Scientist at age 22 |
| 2 | Work for an eccentric but brilliant mentor, who becomes an Ally. |
| 2 | Promoted to rank 1 |
| 3 | Continued as Scientist at age 26 |
| 3 | A disaster or war strikes. |
| 3 | Severely injured. Fully recovered. Owe 7,500 for medical bills. |
| 3 | The planetary government interferes with your research for political or religious reasons. You continue working secretely. |
| 4 | Continued as Scientist at age 30 |
| 4 | Birth or Death involving a family member or close friend. |
| 4 | Promoted to rank 2 |
| 5 | Continued as Scientist at age 34 |
| 5 | A disaster or war strikes. |
| 5 | Lost eye or limb. Owe 1,250 for medical bills. |
| 5 | The planetary government interferes with your research for political or religious reasons. You continue working openly and gain an Enemy. |
| 6 | Continued as Scientist at age 38 |
| 6 | Refused to perform research that goes against your conscience. |
| 6 | Forced to muster out. |
| 7 | Became a Cavalry at age 42 |
| 7 | Is now a Private |
| 7 | Thrown into a brutal ground war |
| 7 | Attempt at commissioned failed. |
| 7 | Promoted to Cavalry rank 1 |
| 7 | Is now a Lance Corporal |
| 8 | Voluntarily left Cavalry |
| 8 | Became a Engineer/Gunner at age 46 |
| 8 | Is now a Crewman |
| 8 | Advanced training in a specialist field |
| 8 | Promoted to Engineer/Gunner rank 1 |
| 8 | Is now a Able Spacehand |
| 9 | Continued as Engineer/Gunner at age 50 |
| 9 | Display heroism in battle, saving the whole ship. |
| 9 | Commissioned in Navy/Engineer/Gunner |
| 9 | Is now a Ensign |
| 9 | Promoted to Engineer/Gunner officer rank 2 |
| 9 | Is now a Sublieutenant |
| 10 | Aging Crisis. Owe 60,000 for medical bills. |
| 10 | Continued as Engineer/Gunner at age 54 |
| 10 | Injured. Fully recovered. Owe 1,250 for medical bills. |
| 11 | Retired at age 58 |
| 11 | A romantic relationship deepens, possibly leading to marriage. Gain an Ally. |
| 12 | Aging Crisis. Owe 10,000 for medical bills. |
| 12 | Good fortune |
| 13 | Aging Crisis. Owe 10,000 for medical bills. |
| 13 | Gained a contact. |
| 14 | Aging Crisis. Owe 30,000 for medical bills. |
| 14 | Moved to a new world. |
| 15 | Aging Crisis. Owe 40,000 for medical bills. |