UNIT 2

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Across
  1. 4. Got the first close ups of Pluto
  2. 6. orbited it for 13 years and used gravity assist to get there, but later impacted Saturn's atmosphere
  3. 9. materials that were theorized to create the solar system
  4. 10. smaller pieces of asteroids left over after an impact
  5. 11. mapped Mar's surface out in more detail and later impacted the surface
  6. 13. was the first to land on Mar's surface and analyze the soil contents and rocks
  7. 17. meteoroids that burn while falling into the Earth’s atmosphere
  8. 18. was made to find more worlds in space
  9. 19. dense, solid, have few moons, and no rings
Down
  1. 1. Uses a planet’s gravity to “slingshot” the spacecraft in a desired location
  2. 2. large, gaseous, many moons, and sometimes rings
  3. 3. the farthest place in our solar system, full of many icy objects, comets, and much more
  4. 5. Heading to Jupiter in 2016
  5. 7. galactic debris made of rock and metal that float around in the universe.
  6. 8. streaks of icy matter that soar through space, leaving behind a trail.
  7. 10. red planet next to Earth
  8. 12. Planetology comparing and contrasting the descriptions of planets to figure out how they came to be
  9. 14. a collection of rocky particles that’s in between mars and jupiter
  10. 15. is the region most dwarf planets exist in
  11. 16. meteors that land on the earth's surface.