| Answer | Crossword Clue |
|---|---|
| SPACE | Kirk's "final frontier" |
| SPACE | Captain Kirk's "final frontier" |
| SPACE | "....., the final frontier..." |
| NASA | Final Frontier org. |
| SPACE | The Final Frontier |
| SPACE | "The Final Frontier" |
| SPACE | 'The final frontier' |
| SPACE | "The final frontier" |
| SPACE | The final frontier |
| SPACE | "The final frontier," to Captain Kirk |
| SPACE | "The final frontier," in "Star Trek" |
| SPACE | "The final frontier," on "Star Trek" |
| IRONMAIDEN | Heavy metal band with the album "The Final Frontier" |
| IRONMAIDEN | Heavy metal band that released "The Final Frontier" in 2010 |
