Across
- 6. one of the large outer planets that are made up of mainly gas
- 7. distance traveled by light over a period of time
- 8. extremely cold
- 9. a scientist that studies stars, planets, and outer space
Down
- 1. stars that form a pattern or a shape that looks like an animal or object
- 2. all objects and matter in space
- 3. the blocking of the light given off by the sun when something else is in the way
- 4. a shooting star
- 5. a space rock that orbits the Sun
- 6. a force that pulls things toward one another