| Solution | Length | |
|---|---|---|
| 3 letters | ||
| rae | 3 | |
| msn | 3 | |
| 4 letters | ||
| raes | 4 | |
| dane | 4 | |
| ions | 4 | |
| 5 letters | ||
| probe | 5 | |
| scout | 5 | |
| 6 letters | ||
| seeker | 6 | |
| sailor | 6 | |
| 7 letters | ||
| voyager | 7 | |
| tripper | 7 | |
| tourist | 7 | |
| pioneer | 7 | |
| 8 letters | ||
| wayfarer | 8 | |
| vanguard | 8 | |
| 9 letters | ||
| unentered | 9 | |
| precedent | 9 | |
| sightseer | 9 | |
| satellite | 9 | |
| transient | 9 | |
| 10 letters | ||
| pathfinder | 10 | |
| spacecraft | 10 | |
| rubberneck | 10 | |
| adventurer | 10 | |
| 11 letters | ||
| straphanger | 11 | |
| predecessor | 11 | |
| trailblazer | 11 | |
| SPACE PROBE | 11 | |
| carmechanic | 11 | |
| 13 letters | ||
| stormy petrel | 13 | |