Across
- 3. A very small rocky body moving through the solar system
- 5. A meteor that survives its passage through the earth's atmosphere and strikes the ground
- 8. A star cluster that contains millions of stars organized in a circle
- 10. A small body of matter from outer space that enters the earth's atmosphere; it glows as a result of friction and appears as a streak of light
- 11. A huge group of single stars, star systems, star clusters, dust, and gas
- 12. The galaxy that includes our solar system
- 14. A group of two or more stars
Down
- 1. A galaxy that has a bulge in the middle and arms that spiral outward
- 2. A celestial object that has a nucleus of ice and dust and, when near the sun, a “tail” of gas and dust
- 4. A galaxy that does not have a regular shape
- 6. A galaxy that looks like a round or flattened ball
- 7. A group of stars formed from the same nebula at the same time
- 9. A star cluster that contains only a few thousand loosely organized stars
- 13. A small rocky body orbiting the sun