| Term |
Age |
History |
|---|
| 1 |
18 |
Became a Marine (Star Marine) with the new title Marine. |
| 1 |
20 |
A mission goes wrong and Jeffery Marsden is stranded behind enemy lines. Ejected from the service. |
| 2 |
20 |
Became a Navy (Flight) with the new title Crewman. |
| 2 |
22 |
Jeffery Marsden is blamed for an accident that causes the death of several crew members. Jeffery Marsden's guilt drives Jeffery Marsden to excel. |
| 3 |
22 |
Failed to qualify for Marine Support (Marine). |
| 3 |
22 |
Submitted to the draft. |
| 3 |
22 |
Switched to Navy (Engineer/Gunner) with previous rank. |
| 3 |
26 |
Special assignment or duty on board ship. |
| 3 |
26 |
Promoted to Navy (Engineer/Gunner) rank 1 with the new title Able Spacehand. |