| Term |
Age |
History |
|---|
| 1 |
18 |
Became a Navy (Line/Crew) with the new title Crewman. |
| 1 |
19 |
Vessel participates in a notable military engagement. |
| 1 |
22 |
Promoted to Navy (Line/Crew) rank 1 with the new title Able Spacehand. |
| 2 |
22 |
Continued as Navy (Line/Crew). |
| 2 |
23 |
Vessel participates in a notable military engagement. |
| 2 |
26 |
Promoted to Navy (Line/Crew) rank 2 with the new title Petty Officer, 3rd class. |
| 3 |
26 |
Continued as Navy (Line/Crew). |
| 3 |
30 |
Vessel participates in a notable military engagement. |
| 3 |
30 |
Promoted to Navy (Line/Crew) rank 3 with the new title Petty Officer, 2nd class. |
| 4 |
30 |
Voluntarily left Line/Crew |
| 4 |
30 |
Became a Marine (Marine Support) with the new title Marine. |
| 4 |
33 |
On the front lines of a planetary assault and occupation. |
| 4 |
34 |
Promoted to Marine (Marine Support) rank 1 with the new title Lance Corporal. |
| 5 |
34 |
Continued as Marine (Marine Support). |
| 5 |
38 |
Advanced training in a specialist field |
| 5 |
38 |
Promoted to Marine (Marine Support) rank 2 with the new title Corporal. |