Across
- 5. telluric planet, or rocky planet, is a planet that is composed primarily of silicate rocks or metals. Within the Solar System, the terrestrial planets accepted by the IAU are the inner planets closest to the Sun: Mercury, Venus, Earth and Mars
- 7. Any of the five regions of the surface of the Earth that are loosely divided according to prevailing climate and latitude,
- 8. a regular oval shape, traced by a point moving in a plane so that the sum of its distances from two other points (the foci) is constant, or resulting when a cone is cut by an oblique plane which does not intersect the base.
- 9. doughnut-shaped region of icy objects beyond the orbit of Neptune. It is home to Pluto and most of the known dwarf planets and some comets
- 12. a minute planet; a body that could or did come together with many others under gravitation to form a planet.
- 13. Neptune, Uranus, Saturn, and Jupiter.
- 14. icy, small Solar System body that warms and begins to release gases when passing close to the Sun, a process called outgassing.
- 16. 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.
- 17. a meteor before its a meteor
Down
- 1. lights from meteors
- 2. tinny thing thats not good enough to be a planet
- 3. guess it starts with s and looks like it could be scrap
- 4. a meteor that survives its passage through the earth's atmosphere such that part of it strikes the ground. More than 90 percent of meteorites are of rock, while the remainder consist wholly or partly of iron and nickel.
- 6. is a fundamental system in condensed matter sciences and the main constituent of gas giant planets.
- 10. retrograde motion, in astronomy, actual or apparent motion of a body in a direction opposite to that of the (direct) motions of most members of the solar system or of other astronomical systems with a preferred direction of motion.
- 11. trapped particles form two belts of radiation,
- 15. the quality of being eccentric.