Across
- 2. the roman god of travel. This planet can move fast
- 4. like the earth
- 7. a celestial body that orbits a planet. Some planets have many
- 8. lights up and is sometimes called the morning star
- 10. roman god of war and the name of one of the inner planets
Down
- 1. gases that surround a planet are part of the _________
- 3. a path something takes around a center
- 5. inner planets do not have ______ like Saturn
- 6. a person that flies into space to do science
- 9. the only planet in our solar system to be able to have life