| Term |
Age |
History |
|---|
| 1 |
18 |
Became a Scholar (Field Researcher). |
| 1 |
21 |
Refused to perform research that goes against Marcella McDonald's conscience. |
| 1 |
22 |
Promoted to Scholar (Field Researcher) rank 1. |
| 2 |
22 |
Continued as Scholar (Field Researcher). |
| 2 |
25 |
An expedition or voyage goes wrong, leaving Marcella McDonald stranded in the wilderness. |
| 3 |
25 |
Became a Navy (Engineer/Gunner) with the new title Crewman. |
| 3 |
26 |
Advanced training in a specialist field. |
| 3 |
29 |
Promoted to Navy (Engineer/Gunner) rank 1 with the new title Able Spacehand. |
| 4 |
29 |
Attempted to change assignments. |
| 4 |
29 |
Switched to Navy (Line/Crew) with previous rank. |
| 4 |
33 |
Display heroism in battle, saving the whole ship. |
| 4 |
33 |
Commissioned in Navy (Line/Crew) with the new title Ensign. |
| 4 |
33 |
Promoted to Navy (Line/Crew) officer rank 2 with the new title Sublieutenant. |
| 5 |
33 |
Continued as Navy (Line/Crew). |
| 5 |
37 |
Vessel participates in a notable military engagement. |
| 5 |
37 |
Promoted to Navy (Line/Crew) officer rank 3 with the new title Lieutenant. |
| 6 |
37 |
Continued as Navy (Line/Crew). |
| 6 |
38 |
Marcella McDonald join a gambling circle on board. |
| 6 |
41 |
Promoted to Navy (Line/Crew) officer rank 4 with the new title Commander. |
| 7 |
41 |
Attempted to change assignments. |
| 7 |
41 |
Failed to qualify for Flight (Navy). |
| 7 |
41 |
Continued as Navy (Line/Crew). |
| 7 |
42 |
Gained a contact. |
| 7 |
45 |
Promoted to Navy (Line/Crew) officer rank 5 with the new title Captain. |
| 8 |
45 |
Continued as Navy (Line/Crew). |
| 8 |
49 |
Vessel participates in a diplomatic mission. |
| 8 |
49 |
Gain a contact. |
| 8 |
49 |
Promoted to Navy (Line/Crew) officer rank 6 with the new title Admiral. |