Across
- 2. Basic units of matter that every solid, liquid, gas and plasma is composed of.
- 3. You can see this bright thing during the day.
- 4. The planet we live on.
- 6. Tiny lights you see in the night sky.
- 7. The universe.
- 8. The red planet.
- 9. People fly in this to go to space.
Down
- 1. We walk on this in space to explore.
- 3. This planet has rings around it.
- 5. A person who travels to space.
- 7. Objects made of frozen gasses,rock and dust that orbit the sun.