Astronomy and Space

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Across
  1. 2. - The farthest point in an object's orbit.
  2. 3. - A celestial body that orbits the sun.
  3. 5. - A massive stellar explosion.
  4. 6. - A distant, high-energy celestial object.
  5. 10. - The famous space telescope.
  6. 14. - The path an object follows around a celestial body.
  7. 15. - A person who travels in space.
  8. 17. - A region of space with extreme gravitational pull.
  9. 18. - A luminous object in the night sky.
  10. 19. - A celestial object with a tail.
  11. 21. - Occurs when one celestial body passes in front of another.
  12. 24. - Earth's natural satellite.
  13. 26. - The event marking the beginning of the universe.
  14. 28. - A planet outside our solar system.
  15. 29. - A group of stars forming a pattern.
Down
  1. 1. - An instrument for observing distant objects.
  2. 4. - Relating to the moon.
  3. 7. - The longest and shortest days of the year.
  4. 8. - The point in the sky directly above an observer.
  5. 9. - A fragment of a meteoroid that reaches Earth.
  6. 11. - Vehicles designed for travel in space.
  7. 12. - Occurring between stars.
  8. 13. - An unknown, invisible substance in space.
  9. 16. - A hypothetical region of comets.
  10. 19. - Pertaining to the universe.
  11. 20. - A cloud of gas and dust in space.
  12. 22. - The closest point in an object's orbit.
  13. 23. - Relating to the sun.
  14. 25. - A rocky object orbiting the sun.
  15. 27. - A vast system of stars, gas, and dust.