| Term | History |
| 1 | Became a Scientist at age 18 |
| 1 | Make a breakthrough in your field. |
| 1 | Promoted to rank 1 |
| 2 | Continued as Scientist at age 22 |
| 2 | Moved to a new world. |
| 3 | Continued as Scientist at age 26 |
| 3 | Advanced training in a specialist field. |
| 3 | Forced to continue current assignment |
| 3 | Promoted to rank 2 |
| 4 | Continued as Scientist at age 30 |
| 4 | Advanced training in a specialist field. |
| 4 | Promoted to rank 3 |
| 5 | Continued as Scientist at age 34 |
| 5 | Advanced training in a specialist field. |
| 5 | Forced to muster out. |
| 6 | Became a Surveyor at age 38 |
| 6 | Good fortune |
| 6 | Promoted to rank 1 |
| 6 | Is now a Scout |
| 7 | Continued as Surveyor at age 42 |
| 7 | Nearly killed. Fully recovered. Owe 7,500 for medical bills. |
| 8 | Switched to Explorer at age 46 |
| 8 | When dealing with an alien race, you have an opportunity to gather extra intelligence about them. Gain an Ally in the Imperium |
| 8 | Promoted to rank 1 |
| 9 | Continued as Explorer at age 50 |
| 9 | Psychologically damaged by your time in the scouts. |
| 10 | Aging Crisis. Owe 10,000 for medical bills. |
| 10 | Retired at age 54 |
| 10 | Gained a contact. |
| 11 | Aging Crisis. Owe 50,000 for medical bills. |
| 11 | A romantic relationship deepens, possibly leading to marriage. Gain an Ally. |
| 12 | Aging Crisis. Owe 10,000 for medical bills. |
| 12 | A new romantic starts. Gain an Ally. |
| 13 | Aging Crisis. Owe 10,000 for medical bills. |
| 13 | Good fortune |
| 14 | Aging Crisis. Owe 30,000 for medical bills. |
| 14 | Birth or Death involving a family member or close friend. |
| 15 | Aging Crisis. Owe 50,000 for medical bills. |
| 15 | A romantic relationship ends badly. Gain a Rival or Enemy. |
| 16 | Aging Crisis. Owe 10,000 for medical bills. |