| Answer | Crossword Clue |
|---|---|
| OMEN | A comet, to the superstitious |
| OMEN | Breaking a mirror, to the superstitious. |
| ESA | Intl. org. that was the first to land a probe on a comet (2014) |
| perihelion | The point in the orbit of a planet, asteroid, or comet at which it is closest to the sun |
| perihelion | the point of the orbit of a planet or a comet at which it is nearest to the sun, as opposed to aphelion |
| perihelia | PERIHELION, the point of the orbit of a planet or a comet at which it is nearest to the sun, as opposed to aphelion |
