Space Exploration

12345678910111213141516171819
Across
  1. 3. The earth was fixed and the center of the universe
  2. 4. determines which compass direction it can be found in the sky.
  3. 7. inner planets
  4. 8. eclipse occurs when the earth passes between the sun and the moon
  5. 10. our solar system is called
  6. 13. represents the shortest and longest periods of daylight
  7. 14. is the time when daytime and nighttime are equal
  8. 16. large glowing ball of gas
  9. 19. are groups of stars we see as patterns in the night sky
Down
  1. 1. outermost part of the Sun's atmosphere
  2. 2. is the position in the sky directly overhead
  3. 5. small pieces of rocks and metal in space
  4. 6. a cloud of dust and gas in space
  5. 9. outer planets
  6. 11. planets will follow this orbit.
  7. 12. The sun centred model.
  8. 15. groups of stars that are not officially recognized as constellations.
  9. 17. flares large explosions in the Sun's atmosphere
  10. 18. tells you how far above the horizon the object is.