| Term | History |
| 1 | Became a Line/Crew at age 18 |
| 1 | Is now a Crewman |
| 1 | Abuse your position for profit |
| 2 | Voluntarily left Line/Crew |
| 2 | Became a Worker at age 22 |
| 2 | You are rewarded for your diligence or cunning. |
| 2 | Promoted to rank 1 |
| 3 | Continued as Worker at age 26 |
| 3 | Spent time maintaining and using heavy vehicles. |
| 3 | Promoted to rank 2 |
| 3 | Is now a Technician |
| 4 | Continued as Worker at age 30 |
| 4 | Your business expands, your corporation grows, or the colony thrives. |
| 4 | Promoted to rank 3 |
| 5 | Continued as Worker at age 34 |
| 5 | Spent time maintaining and using heavy vehicles. |
| 6 | Continued as Worker at age 38 |
| 6 | Refused to co-operate with investigation by the planetary authorities. Gain an Ally |
| 7 | Became a Wanderer at age 42 |
| 7 | Injured. Fully recovered. Owe 2,500 for medical bills. |
| 8 | Became a Scientist at age 46 |
| 8 | Win a prestigious prize for your work. |
| 9 | Continued as Scientist at age 50 |
| 9 | Gained a contact. |
| 10 | Continued as Scientist at age 54 |
| 10 | Work for an eccentric but brilliant mentor, who becomes an Ally. |
| 11 | Aging Crisis. Owe 50,000 for medical bills. |
| 11 | Continued as Scientist at age 58 |
| 11 | Nearly killed. Owe 20,000 for medical bills. |
| 12 | Aging Crisis. Owe 20,000 for medical bills. |