Across
- 5. Used to look at the sky
- 6. The name for the people in space
Down
- 1. The border between the Earth's atmosphere and space
- 2. Name of the once-planet outside of our solar system
- 3. The smaller, red planet outside of the asteroid belt
- 4. Used to get people/objects into space
- 7. The big, ringed planet in the outer half of our system