Space

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Across
  1. 1. Most of the universe is empty space called a _________
  2. 5. 4.6 billion year old star, halfway through its main sequence
  3. 7. One of the 4 gas giants
  4. 8. A rotating disk of dust and gas that surrounds the core of a developing solar system.
  5. 11. Some black holes are called ________
  6. 12. Earth's universe
  7. 13. Areas in space where gravity pulls so much that light itself cannot get out.
  8. 15. The science that deals with the material universe beyond the earth’s atmosphere.
Down
  1. 2. A spiral galaxy approximately 2.5 million years from earth
  2. 3. The space between the stars
  3. 4. A celestial body moving in an elliptical orbit around a star
  4. 6. The largest black holes
  5. 9. Picture taken of Earth in 1990 by Voyager 1
  6. 10. Giant ball of gas
  7. 14. Jupiter is made up of mostly trapped _________