space
| word | frequency |
|---|---|
| outer | 5 |
| time | 4 |
| blank | 3 |
| bar | 2 |
| moon | 2 |
| rocket | 2 |
| age | 1 |
| air | 1 |
| astronaut | 1 |
| cake | 1 |
| constraint | 1 |
| cruiser | 1 |
| edge | 1 |
| far | 1 |
| force | 1 |
| frontier | 1 |
| hole | 1 |
| infinite | 1 |
| infinity | 1 |
| level | 1 |
| monkey | 1 |
| orbit | 1 |
| patrol | 1 |
| place | 1 |
| planet | 1 |
| shuttle | 1 |
| star | 1 |
| stars | 1 |
| sun | 1 |
| volume | 1 |
| white | 1 |
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