Mars crossword

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Across
  1. 3. temperature, surface topography or ecology to be similar to the
  2. 7. Mons – A very large shield volcano mountain on the planet Mars.
  3. 10. crater – A crater on a planet or moon caused by the impact of a meteorite or
  4. 12. – When the orbit of another planet lines it up in the opposite direction of
  5. 13. Marineris – An extensive canyon system on the Mars equator. It is 2,500
  6. 14. trends.
  7. 15. – The smaller of Mars’ two moons, orbits furthest from the planet.
  8. 16. the Moon; enter interplanetary space; flyby, orbit, or land on other
  9. 17. object, typically circular with a raised rim.
  10. 18. sun as seen from Earth. (This makes the planets as close as they can get)
Down
  1. 1. – A robotic spacecraft that leaves Earth orbit and explores space. It may
  2. 2. – The hypothetical process of deliberately modifying a planet’s
  3. 4. – A person who studies the future and makes predictions about it based on
  4. 5. bodies; or approach interstellar space.
  5. 6. (4,200 km) long and, in places, is 4.5 miles (7km) deep.
  6. 8. – The larger of Mars’ two moons, orbits closest to the planet.
  7. 9. ice – Ice found at the poles and beneath some of the surface of Mars.
  8. 11. of Earth to make it habitable by Earth-like life.