Science crossword puzzle

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Across
  1. 1. An amateur astronomer who discovered the asteroid Vesta.
  2. 3. An celestial object composed of ice and dust.
  3. 4. It is a celestial object, dwarf planet, and planetoids.
  4. 7. They are located near Jupiter's orbit.
  5. 9. a celestial object that is crashing through Earth's atmosphere.
  6. 10. Closes distance from the sun.
  7. 11. This meteor shower can be observed annually, and its peak is either July or August.
  8. 13. one of the most famous comets and short-period comet
  9. 14. "King of meteor showers"
  10. 15. It is a meteor shower that happens every 75 to 76 years.
  11. 17. cross and spend most of their time in Earth's orbit.
  12. 18. when a meteor hits the Earth's atmosphere and strikes the ground
  13. 20. it is a celestrial event when several meteors enter the Earth's atmosphere.
  14. 21. The other planets that orbits the sun near the plane of Earth's orbit.
  15. 23. it is the amount of light reflected by a planet or any celestial objects.
  16. 24. Small chunks of outer space debris that are attracted by Earth's gravity.
  17. 25. Farthest from the Sun.
Down
  1. 2. It is a long-period comet.
  2. 5. Asteroids that cross but spend most of their time outside Earth's orbit.
  3. 6. It comes from the debris of an asteroid called 3200 Phaeton.
  4. 8. a region of space between the orbits of Mars and Jupiter where most of the asteroids in our Solar System are found orbiting the Sun.
  5. 12. Named after Gerald Kuiper.
  6. 16. Asteroids that approach but do not cross Earth's orbit.
  7. 19. a large majority on where comets come from.
  8. 22. It is a meteor shower coming from the debris of asteroid 2003EH1.