| Term |
Age |
History |
|---|
| 1 |
18 |
Failed to qualify for Marine Academy (Military Academy). |
| 1 |
18 |
Became a Drifter (Scavenger). |
| 1 |
22 |
Find an Alien Artifact. |
| 1 |
22 |
Promoted to Drifter (Scavenger) rank 1. |
| 2 |
22 |
Continued as Drifter (Scavenger). |
| 2 |
23 |
Find valuable salvage. |
| 2 |
26 |
Promoted to Drifter (Scavenger) rank 2. |
| 3 |
26 |
Continued as Drifter (Scavenger). |
| 3 |
28 |
Suffer from a life-threatening illness. |
| 4 |
28 |
Became a Navy (Engineer/Gunner) with the new title Crewman. |
| 4 |
32 |
Dona Obrien is blamed for an accident that causes the death of several crew members. Dona Obrien's guilt drives Dona Obrien to excel. |