Across
- 9. the angular distance the moon or a planets is from the sun
- 10. the time after sunset or before sunrise.
- 11. a vast collection of stars, gas, and dust.
- 12. when a object in space moves in the reverse sense of normal
- 13. dirty snowball in space.
Down
- 1. a star that ended its life with a huge explosion.
- 2. a massive ball of gas (example sun).
- 3. this thing is basically a blanket of gases surrounding a planet.
- 4. hole- nothing, not even light, can escape gravitational pull once swallowed up.
- 5. a plot of the number of pixels in an image.
- 6. the diameter of a telescope's main lens or mirror.
- 7. latin for cloud.
- 8. year- the distance of light that travels in one year
- 14. way-a broad faintly glowing band stretching across the night sky.