| Term |
Age |
History |
|---|
| 1 |
18 |
Failed to qualify for Flight (Navy). |
| 1 |
18 |
Submitted to the draft. |
| 1 |
18 |
Became a Navy (Engineer/Gunner) with the new title Crewman. |
| 1 |
19 |
A romantic relationship deepens, possibly leading to marriage. Gain an Ally. |
| 1 |
22 |
Promoted to Navy (Engineer/Gunner) rank 1 with the new title Able Spacehand. |
| 2 |
22 |
Continued as Navy (Engineer/Gunner). |
| 2 |
25 |
Betrayal. Convert an Ally into a Rival or Contact into an Enemy. |
| 3 |
26 |
Continued as Navy (Engineer/Gunner). |
| 3 |
28 |
Vessel participates in a notable military engagement. |
| 4 |
30 |
Continued as Navy (Engineer/Gunner). |
| 4 |
31 |
Special assignment or duty on board ship. |
| 4 |
34 |
Forced to muster out. |