Matthew Lopez
Across
- 3. one of small solid heavenly bodies which may have existed at an early stage of the development of the solar system and from which the planets may have been formed.
- 6. a ring of icy bodies just outside of Neptune's orbit.
- 11. Space rocks and chunks of space metal that land on Earth
- 12. the four innermost planets in the solar system.
- 13. Small chunks of rock that travel through space
- 14. an interaction between a planet, such as Earth, and streams of debris from a comet.
- 15. a measure of how its not a circle the orbit of a body is.
- 16. a place between the rocky planets and the gas planets
- 17. Hydrogen becomes a liquid at very low temperature and high pressure.
Down
- 1. a large planet mostly composed of helium and/or hydrogen
- 2. bodies that are too tiny to be classified as planets but too huge to be classified as stars.
- 4. the orbit of each planet in the Solar System is approximately an ellipse with the Sun at one focus point
- 5. a small chunk of dust and ice that orbits, or travels around, the sun.
- 7. a line of cliffs formed by the faulting or fracturing of the earth's crust
- 8. the area around a star where it is not too hot and not too cold for liquid water to exist on the surface of surrounding planets
- 9. at the planet's opposition which is when it is exactly opposite the Sun.
- 10. the distance between the Earth and the Sun.
- 11. Small chunks of rock that travel through space