The solar system
Across
- 3. A natural satellite that orbits a planet; Earth's moon is visible at night.
- 4. A ball of ice and dust that travels around the Sun and has a glowing tail.
- 5. The star at the center of our solar system that provides light and heat.
- 6. A huge ball of gas that shines in the sky; the Sun is a star.
- 9. A small rocky object that orbits the Sun.
- 11. A huge group of stars, planets, and other objects in space; the Milky Way is our galaxy.
Down
- 1. A large object that orbits a star; Earth is a planet.
- 2. A vehicle designed to travel into space.
- 5. The vast area beyond Earth's atmosphere where planets and stars are found.
- 7. The fourth planet from the Sun; known as the Red Planet.
- 8. The path a planet or moon takes around a star or planet.
- 10. The planet we live on; it has land, water, and air.