| A crossword editor has to be very careful when changing one--unlike this puzzle's editor, who was careless four times herein |
| Enclosed space |
| 2002 space western TV series created by Joss Whedon |
| First word across in the first-ever crossword (1913) and the first of a dozen appearances of the word in this puzzle's grid, written word search-style (left, right, down, and diagonally) ... Can you f |
| Amphitheatre's central space |
| Antiquated guide that comes with TripTiks |
| Like St. Nick's "little mouth," in "The Night Before Christmas |
| Archaic "before |
| Alt.country singer Case whose "The Worse Things Get, The Harder I Fight, The Harder I Fight, The More I Love You" comes out tomorrow |
| Letter before gee |
| All, e.g., for this answer's last six letters? |
| Actor in "Before Sunrise," "Before Sunset" and "Before Midnight |
| Actor Hawke of "Before Sunrise," "Before Sunset," and "Before Midnight |
| Whence comes a hero? |
| Amount of space in a newspaper |
| Football player Jackson drinks water before a game? |
| Activity suggested by this puzzle's theme entries |
| Possessive words before "oneself |
| Amorphous space fillers |
| Annual cause of losing an hr.'s sleep hidden in this puzzle's 10 longest answers |
| Terminated early, as a spaceflight |
| Former Soviet space station |
| Partially obscured (and a hint to this puzzle's theme) |
| Animated movie released in 1998 shortly before the similar "A Bug's Life |
| Mixture brushed onto pastry dough before baking |
| Alternative title of this puzzle, in view of what can be placed in front of the answers to the 10 asterisked clues |
| Letter before theta |
| Nights before Christmas and New Year's Day |
| Airspace in which (military) planes are forbidden |
| Soldier's request before entering a firefight |