Across
- 3. what is the fastest thing in the universe
- 4. astronomers use ____ dishes to find stars and planets
- 6. the closets star is 4.3 _____ away
- 8. imaginary line that the earth spins around
- 10. stars have a lot of helium and_____
Down
- 1. a star in the end of the little dipper
- 2. 10,000 of these hit earth a day
- 5. what is the big red dot on Jupiter
- 7. the distance around the world is ____thousand
- 9. most meteorites are the size of a grain of