| Term |
Age |
History |
|---|
| 1 |
18 |
Became a Scout (Surveyor). |
| 1 |
22 |
Lightly injured, no permanent damage. Fully recovered. |
| 2 |
22 |
Failed to qualify for Flight (Navy). |
| 2 |
22 |
Became a Drifter (Scavenger). |
| 2 |
26 |
Find valuable salvage. |
| 3 |
26 |
Continued as Drifter (Scavenger). |
| 3 |
28 |
Suffer from a life-threatening illness. |
| 4 |
28 |
Failed to qualify for Field Researcher (Scholar). |
| 4 |
28 |
Submitted to the draft. |
| 4 |
28 |
Became a Navy (Flight) with the new title Crewman. |
| 4 |
30 |
Special assignment or duty on board ship. |
| 4 |
32 |
Promoted to Navy (Flight) rank 1 with the new title Able Spacehand. |