Across
- 2. a spring characterized by an intermittent discharge of water ejected turbulently and accompanied by steam
- 3. Loose natural material consisting of broken pieces of rock
- 5. The largest of 62 moons of Saturn
- 7. Bring something to an end
- 9. First to explore something
Down
- 1. a planet made of gas or gasses
- 4. Broken into many pieces
- 6. the eruption of molten or icy rock onto the surface of a planet
- 8. projecting from something
- 9. feathers, or something resembling a feather