Into the Universe

123456789101112131415161718192021222324
Across
  1. 6. the sun
  2. 7. a large ball of rock floating in space
  3. 10. a rapidly rotating star
  4. 11. Has a strong gravitational pull instead of luminescent light
  5. 12. the way the universe began
  6. 14. a planet that orbits a star outside the solar system.
  7. 17. Objects that orbit the sun
  8. 20. the moon
  9. 22. a brighter than usual star
  10. 23. active galaxy nucleus
  11. 24. natural satellite
Down
  1. 1. a dwarf planet that used up its nuclear fuel
  2. 2. A planet too small to be called a plant
  3. 3. A matter of rock that orbits
  4. 4. A group of stars
  5. 5. an exploding star
  6. 8. A giant ball of gas
  7. 9. A rock in space
  8. 13. It's in the middle of the galaxy
  9. 15. our home satellite
  10. 16. a lot of gas in one spot
  11. 18. Same as ordinary matter except that it has the opposite electric charge
  12. 19. A group of stars and planets
  13. 21. a group of planets orbiting a star