Looking into space

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Across
  1. 1. People study the stars in these buildings.
  2. 4. The biggest planet in the solar system.
  3. 6. A group of stars is called a?
  4. 8. How many phases does the moon go through?
  5. 9. The first four planets are known as the ________ planets.
  6. 10. When the moon moves into the earths shadow it is known as what eclipse.
  7. 12. The name of the closest galaxy to ours.
  8. 13. When the moon moves directly between the earth and the sun it is known as what eclipse?
  9. 15. Balls of gas that give off a large amount of heat and light.
  10. 16. Uranus's atmosphere is made from this deadly gas.
  11. 17. The huge expanse that covers everything in the sky and beyond.
Down
  1. 2. This planet has the most moons.
  2. 3. The southern cross is the best known constellation in this hemisphere.
  3. 5. year Distance in space is measured in this unit.
  4. 7. People who study stars are called?
  5. 11. Mars is famously known as the _____ planet.
  6. 14. Venus's atmosphere is made from this.