Across
- 3. point in the night sky which is a large,and has a body like the sun.
- 5. large spiral system consisting of several hundred billion stars
- 7. all of space and time and their contents, including planets, stars, galaxies, and all other forms of matter and energy.
- 8. gives off heat planets orbit it and it's the only star in our solar system
- 11. cloud of gas and dust in outer space
- 12. small rocky body orbiting the sun (not a planet)
Down
- 1. A dirty snowball
- 2. biggest planet in our solar system
- 4. objects that look like spiral shaped clouds which later were found to be galaxies themselves lying outside our milky-way galaxy
- 6. A planet that has a volcano on it
- 9. space between the orbits of Mars and Jupiter in which most asteroids are found.
- 10. the collection of eight planets and their moons in orbit around the sun
- 13. the only planet found to have life on it