| Across |
| 3. |
Way-The galaxy in which you live. |
| 6. |
The distance in one light year is equal to the distance light travels in |
| 8. |
chunks of rock that burn upon entering a planet’s atmosphere. |
| 9. |
Sun-a star in the Milky Way galaxy located in a spiral arm about two-thirds of the |
| 11. |
year-unit of measurement; used to measure the distance to stars and galaxies in |
| 13. |
year. 9.46 x 1012 km (5.88 x 1012 miles) |
|
|
| Down |
| 1. |
system-Made up of the planets, moons, asteroids, comets, dust and gas that orbit the sun |
| 2. |
from the center of the galaxy. |
| 3. |
in relation to the planet they orbit. |
| 4. |
have rings or other unique surface characteristics. |
| 5. |
spiral, irregular) |
| 7. |
Movement is based on their revolution around the Sun. |
| 10. |
made up of gas, dust, and billions of stars and have different shapes |
| 12. |
Most originate from regions of the solar system that lie beyond the orbit of Neptune |
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