| Term | History |
| 1 | Became a Line/Crew at age 18 |
| 1 | Is now a Crewman |
| 1 | Injured. Fully recovered. Owe 1,250 for medical bills. |
| 2 | Voluntarily left Line/Crew |
| 2 | Became a Scavenger at age 22 |
| 2 | Betrayed by a friend. One of your Contacts or Allies betrays you, ending your career. That Contact or Ally becomes a Rival or Enemy. |
| 3 | Returned to Line/Crew at age 26 |
| 3 | Lost eye or limb. Fully recovered. Owe 2,500 for medical bills. |
| 4 | Became a Scientist at age 30 |
| 4 | A disaster or war strikes. |
| 4 | The planetary government interferes with your research for political or religious reasons. You continue working secretely. |
| 5 | Voluntarily left Scientist |
| 5 | Switched to Field Researcher at age 34 |
| 5 | Win a prestigious prize for your work. |
| 6 | Continued as Field Researcher at age 38 |
| 6 | 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. |
| 6 | Your work is sabotaged by unknown parties. You start again from scratch. |
| 6 | Gain an Enemy |
| 6 | Promoted to rank 1 |
| 7 | Continued as Field Researcher at age 42 |
| 7 | Refuse to join a cheat in some fashion. |
| 7 | Promoted to rank 2 |
| 8 | Continued as Field Researcher at age 46 |
| 8 | Refused to perform research that goes against your conscience. |
| 9 | Voluntarily left Field Researcher |
| 9 | Became a Explorer at age 50 |
| 9 | Psychologically damaged by your time in the scouts. |
| 10 | Returned to 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 1 |
| 11 | Continued as Scientist at age 58 |
| 11 | Make a breakthrough in your field. |
| 11 | Promoted to rank 2 |
| 12 | Aging Crisis. Owe 20,000 for medical bills. |
| 12 | Continued as Scientist at age 62 |
| 12 | Work for an eccentric but brilliant mentor, who becomes an Ally. |
| 13 | Aging Crisis. Owe 50,000 for medical bills. |
| 13 | Continued as Scientist at age 66 |
| 13 | Win a prestigious prize for your work. |
| 14 | Aging Crisis. Owe 10,000 for medical bills. |