| Answer | Crossword Clue |
|---|---|
| SMOG | Houston problem |
| SMOG | Houston air problem |
| WEVE | "Houston, .. had a problem" |
| WEVE | "Houston, ... had a problem" |
| UHOH | "Houston, we've had a problem ..." |
| UHOH | "Houston, we have a problem" |
| SMOG | L.A. or Houston problem |
| NASA | "Houston, we have a problem" recipient |
| AOKAY | "Houston, we don't have a problem" |
| APOLLOTHIRTEEN | "Houston, we've had a problem" mission |
| LOVELL | He said, "Houston, we have a problem" |
