Space and Astronomy

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Across
  1. 4. The investigation and study of outer space.
  2. 6. An explosive event marking the death of a massive star.
  3. 7. High-energy particles from space that bombard Earth.
  4. 9. A region of space where gravity is so strong that nothing, not even light, can escape.
  5. 11. An optical instrument that gathers and magnifies light for distant viewing.
  6. 12. The path that one celestial body takes around another.
  7. 13. A group of stars forming a recognizable pattern in the sky.
  8. 14. A person trained to travel and work in outer space.
  9. 16. The United States space agency responsible for space exploration.
  10. 17. Extremely bright, active nucleus of a distant galaxy.
  11. 18. Italian astronomer who made significant contributions to the understanding of the solar system.
  12. 19. A vast system of stars, gas, and dust held together by gravity.
Down
  1. 1. The galaxy that includes our solar system.
  2. 2. Small, rocky object that orbits the sun, typically found in the asteroid belt.
  3. 3. Our cosmic neighborhood, consisting of the sun and its planets.
  4. 5. A large spacecraft in orbit around Earth where astronauts live and work.
  5. 7. A celestial object consisting of ice, dust, and gas that orbits the sun.
  6. 8. A planet that orbits a star outside our solar system.
  7. 10. TELESCOPE: A space telescope that has provided stunning images of distant galaxies.
  8. 15. A cloud of gas and dust in space, where stars are born.