Beyond the Earth

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Across
  1. 3. that is composed of gas or dust particles, or both.
  2. 5. is a distance which measured in units
  3. 8. is the color sphere
  4. 11. are bubbles of hot gases that appear in cycles of bright and dark spots reaching up to 621 miles
  5. 14. The path where the planets move around the sun
  6. 15. are darker, cooler areas in the atmosphere
  7. 16. is the largest asteroid, 940 km in diameter
  8. 17. is the first type of asteroids
  9. 18. they lie near Jupiter and they have highly elliptical orbits
Down
  1. 1. a cloudlike structure that surrounds the nucleus which is composed of gas and small bits of rocks and dust
  2. 2. is the second largest, 520 km in diameter
  3. 4. are small, but sharp eruptions which last for about 15 minutes to one hour
  4. 5. is the light sphere and the main body of the sun
  5. 6. are billowing arches of rose-colored flame, which also occur near sunspots.
  6. 7. are the bright streak of light that dart the night sky, which are referred to as shooting stars
  7. 8. is the outermost layer of the sun's atmosphere
  8. 9. which is believed to be solid and composed of frozen gases, water vapor, and dust particles
  9. 10. is 510 km in diameter
  10. 12. they were once associated to bad omens and disaster
  11. 13. They lie within the main asteroid belt and they circle the sun for 12 years