| Term | History |
| 1 | Became a Star Marine at age 18 |
| 1 | Is now a Marine |
| 1 | Display heroism in battle. |
| 1 | Commissioned in Marine/Star Marine |
| 1 | Is now a Lieutenant |
| 1 | Promoted to Star Marine officer rank 2 |
| 1 | Is now a Captain |
| 2 | Continued as Star Marine at age 22 |
| 2 | Assigned to a black ops mission. |
| 2 | Promoted to Star Marine officer rank 3 |
| 2 | Is now a Force Commander |
| 3 | Continued as Star Marine at age 26 |
| 3 | Commanding officer takes an interest in your career. |
| 3 | Promoted to Star Marine officer rank 4 |
| 3 | Is now a Lieutenant Colonel |
| 4 | Voluntarily left Star Marine |
| 4 | Became a Scientist at age 30 |
| 4 | Spend time with an alien race. Gain a contact. |
| 5 | Continued as Scientist at age 34 |
| 5 | Make a breakthrough in your field. |
| 5 | Promoted to rank 1 |
| 6 | Continued as Scientist at age 38 |
| 6 | Cheated in some fashion, advancing your career and research by stealing another’s work, using an alien device, taking a shortcut and so forth. |
| 6 | Gain an Enemy |
| 7 | Continued as Scientist at age 42 |
| 7 | Entangled in a bureaucratic or legal morass that distracts you from your work. |
| 8 | Continued as Scientist at age 46 |
| 8 | Your work is sabotaged by unknown parties. You start again from scratch. |
| 9 | Continued as Scientist at age 50 |
| 9 | Good fortune |
| 9 | Promoted to rank 2 |
| 10 | Continued as Scientist at age 54 |
| 10 | Entangled in a bureaucratic or legal morass that distracts you from your work. |
| 10 | Forced to muster out. |
| 11 | Became a Wanderer at age 58 |
| 11 | Suffer from a life-threatening illness. |