| Answer | Crossword Clue |
|---|---|
| exobiology | the study of extraterrestrial life |
| exobiologies | EXOBIOLOGY, the study of extraterrestrial life |
| ASTROBIOLOGY | Study of extraterrestrial life |
| astrogeology | the study of extraterrestrial geology |
| astrogeologies | ASTROGEOLOGY, the study of extraterrestrial geology |
| ALIENCONTACT | ... about the search for extraterrestrial life? |
| AREWEALONE | Central question in the search for extraterrestrial life |
