| Term |
Age |
History |
|---|
| 1 |
18 |
Became a Army (Infantry) with the new title Private. |
| 1 |
19 |
Advanced training in a specialist field |
| 2 |
22 |
Continued as Army (Infantry). |
| 2 |
23 |
Assigned to a planet with a hostile or wild environment. |
| 2 |
26 |
Promoted to Army (Infantry) rank 1 with the new title Lance Corporal. |
| 3 |
26 |
Voluntarily left Infantry |
| 3 |
26 |
Failed to qualify for Scientist (Scholar). |
| 3 |
26 |
Submitted to the draft. |
| 3 |
26 |
Became a Navy (Engineer/Gunner) with the new title Crewman. |
| 3 |
28 |
Vessel participates in a notable military engagement. |
| 3 |
30 |
Promoted to Navy (Engineer/Gunner) rank 1 with the new title Able Spacehand. |
| 4 |
30 |
Continued as Navy (Engineer/Gunner). |
| 4 |
34 |
Refuse to abuse Ruben Burton's position for profit. |
| 4 |
34 |
Promoted to Navy (Engineer/Gunner) rank 2 with the new title Petty Officer, 3rd class. |
| 5 |
34 |
Continued as Navy (Engineer/Gunner). |
| 5 |
37 |
Ruben Burton is blamed for an accident that causes the death of several crew members. Ruben Burton's guilt drives Ruben Burton to excel. |