| Answer | Crossword Clue |
|---|---|
| nebular | luminous mass of gas or stars |
| nebulas | luminous mass of gas or stars |
| nebula | luminous mass of gas or stars |
| nebulae | luminous mass of gas or stars |
| streamers | An elongated mass of luminous matter, e.g., in auroras or the sun's corona |
| inclusion | solid, liquid, or gas body enclosed within the mass of a mineral |
| clouds | usually visible mass of minute particles suspended in the air or a gas |
