| Answer | Crossword Clue |
|---|---|
| protogalaxies | A vast mass of gas from which a galaxy is thought to develop |
| protogalaxy | A vast mass of gas from which a galaxy is thought to develop |
| Answer | Crossword Clue |
|---|---|
| protogalaxies | A vast mass of gas from which a galaxy is thought to develop |
| protogalaxy | A vast mass of gas from which a galaxy is thought to develop |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.