| Answer | Crossword Clue |
|---|---|
| JUDGE | Crater, for one |
| LAKE | Crater, for one |
| NATURALLAKE | Body of water in a volcanic crater, for one |
| BESSEL | Lunar crater named for an astronomer |
| ARAGO | Moon crater named for a French astronomer |
| TYCHO | Lunar crater named for a Danish astronomer |
| CALDERA | Large volcanic crater (from the Spanish for "kettle"). |
| EULER | Swiss mathematician for whom a lunar crater was named |
| OMAR | Early astronomer for whom a lunar crater is named |
