OUTER SPACE CROSSWORD

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Across
  1. 3. Interplanetary space probe that was launched to study Pluto, its moons and the Kuiper belt.
  2. 9. A medium-sized rocky object orbiting the Sun
  3. 10. An object in orbit around a planet.
  4. 11. The natural attraction between physical bodies.
  5. 14. The distance traveled by light in a year.
  6. 15. Person trained to command, pilot, or serve as a crew member of a spacecraft.
Down
  1. 1. Telescope named after the astronomer Edwin Hubble.
  2. 2. A small body that circles the Sun with a highly elliptical orbit.
  3. 4. A hot ball of glowing gas
  4. 5. Gravitationally curved path of an object around a point in space.
  5. 6. The first person to use a telescope to study the stars.
  6. 7. Gravitationally bound system of stars, stellar remnants, interstellar gas and dust, and dark .matter
  7. 8. Technical instrument used to see distant objects as stars.
  8. 12. A bowl-shaped depression formed by the impact of ameteoroid.
  9. 13. A body in orbit around the Sun large enough to have achieved hydrostatic equilibrium and to have cleared the neighbourhood around its orbit.