Space Crossword

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Across
  1. 3. 1=Newton, it's a measurement of mass or weight.
  2. 4. is the quantity of meter of something or the mass or how heavy it is.
  3. 6. the attraction between to massive bodies that's natural phenomenon.
  4. 7. when all 8 planets and their moons start orbiting around the sun and form asteroids, meteoroids and comets.
  5. 10. is when an object will keep circling earth or another planet.
Down
  1. 1. the surroundings of on earth or another planet.
  2. 2. when the moon passes through the earths shadow and turns blood red.
  3. 5. the resistance of two objects moving over one another.
  4. 8. it's an artificial body sent off earth to orbit another planet or to orbit earth to find information
  5. 9. the energy emitted by the sun.