Blaine montgomery, 10-23-23, period 2

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Across
  1. 5. cosmic snowballs of frozen gases, rock, and dust that orbit the Sun
  2. 8. A gas giant is a giant planet composed mainly of hydrogen and helium.
  3. 14. a planet that is composed primarily of silicate rocks or metals.
  4. 15. a small body moving in the solar system usually metallic or rocky
  5. 16. a fragment of spatial matter that falls to the surface of a planet.
  6. 17. a steep slope or long cliff that forms as a result of faulting or erosion
Down
  1. 1. the apparent motion of a planet in a direction opposite to that of other bodies within its system
  2. 2. the darker bands of warmer temperatures, depleted aerosols, and reductions of chemical tracers
  3. 3. the quality of being eccentric
  4. 4. a body that could or did come together with many others under gravitation to form a planet.
  5. 6. a unit of measurement equal to 149.6 million kilometers, the mean distance from the center of the earth to the center of the sun
  6. 7. a small planet that lacks the criteria to be considered a planet
  7. 9. The Kuiper belt is a circumstellar disc in the outer Solar System
  8. 10. white bands of low temperatures, elevated aerosol opacities, and enhancements of quasi-conserved chemical tracers
  9. 11. an ellipse is a plane curve surrounding two focal points
  10. 12. a small body of matter from outer space that enters the earth's atmosphere, becoming incandescent as a result of friction and appearing as a streak of light.
  11. 13. fundamental system in condensed matter sciences and the main constituent of gas giant planets.
  12. 15. a number of meteors that appear to radiate from one point in the sky at a particular date each year