| |
| TI |
An Earth-Orbit craft like the old NASA
Space Shuttle. |
| TII |
An Earth-Moon craft like the Mars Shuttle. |
| TIII |
A spacecraft designed for interplanetary
travels within the solar system, like the EMTraveller. |
| TIV |
A spacecraft still on the drawing table called a SEED
Spacecraft designed for interstellar travel. |
|