| Term |
Age |
History |
|---|
| 1 |
18 |
Failed to qualify for Marine Academy (Military Academy). |
| 1 |
18 |
Submitted to the draft. |
| 1 |
18 |
Became a Navy (Flight) with the new title Crewman. |
| 1 |
22 |
Abuse Ivan Babington's position for profit. |
| 1 |
22 |
Attempt at commissioned failed. |
| 1 |
22 |
Promoted to Navy (Flight) rank 1 with the new title Able Spacehand. |
| 2 |
22 |
Continued as Navy (Flight). |
| 2 |
23 |
Vessel participates in a notable military engagement. |
| 2 |
26 |
Promoted to Navy (Flight) rank 2 with the new title Petty Officer, 3rd class. |
| 3 |
26 |
Continued as Navy (Flight). |
| 3 |
27 |
Advanced training in a specialist field. |
| 3 |
30 |
Promoted to Navy (Flight) rank 3 with the new title Petty Officer, 2nd class. |
| 4 |
30 |
Continued as Navy (Flight). |
| 4 |
33 |
Ivan Babington join a gambling circle on board. |
| 4 |
34 |
Promoted to Navy (Flight) rank 4 with the new title Petty Officer, 1st class. |
| 5 |
34 |
Continued as Navy (Flight). |
| 5 |
38 |
Commanding officer takes an interest in Ivan Babington's career. |
| 5 |
38 |
Promoted to Navy (Flight) rank 5 with the new title Chief Petty Officer. |
| 5 |
38 |
Forced to muster out. |
| 6 |
38 |
Became a Scout (Courier). |
| 6 |
40 |
Gained a contact. |
| 6 |
42 |
Promoted to Scout (Courier) rank 1 with the new title Scout. |
| 7 |
42 |
Continued as Scout (Courier). |
| 7 |
43 |
Spend several years jumping from world to world in Ivan Babington's scout ship. |
| 7 |
46 |
Promoted to Scout (Courier) rank 2. |
| 8 |
46 |
Continued as Scout (Courier). |
| 8 |
50 |
Ivan Babington survey an alien world. |