| Term |
Age |
History |
|---|
| 1 |
18 |
Became a Navy (Engineer/Gunner) with the new title Crewman. |
| 1 |
20 |
Vessel participates in a notable military engagement. |
| 1 |
22 |
Attempt at commissioned failed. |
| 1 |
22 |
Forced to continue current assignment |
| 1 |
22 |
Promoted to Navy (Engineer/Gunner) rank 1 with the new title Able Spacehand. |
| 2 |
22 |
Continued as Navy (Engineer/Gunner). |
| 2 |
26 |
Lost eye or limb. Fully recovered. |
| 2 |
26 |
Forced to muster out. |
| 3 |
26 |
Became a Scout (Explorer). |
| 3 |
28 |
Gained a contact. |
| 3 |
30 |
Promoted to Scout (Explorer) rank 1 with the new title Scout. |