| Answer | Crossword Clue |
|---|---|
| OMEN | Comet, to some |
| OMEN | Comet, to an augur |
| OMEN | A comet, to the superstitious |
| OMEN | Comet, say, to the impressionable |
| NAMER | First to spot a comet, usually |
| OMEN | Halley's comet, to William the Conqueror |
| EDSEL | Comet brand before it was reassigned to Mercury |
| EDSEL | The Mercury Comet was originally designed to be one |
| EDSEL | The Mercury Comet was originally planned to be one |
| ESA | Intl. org. that was the first to land a probe on a comet (2014) |
