Paranormal Science Bureau — Mainframe Override

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Across
  1. 4. The invisible force pulling objects toward Earth or another mass.
  2. 7. Lowest atmospheric layer where all weather occurs
  3. 9. Total amount of matter in an object.
  4. 10. Layer directly above the troposphere
Down
  1. 1. Envelope of gases surrounding a planet, held by gravity.
  2. 2. Outermost atmospheric boundary fading gradually into deep space.
  3. 3. Curved path an object takes as it revolves around a star or planet.
  4. 5. Cold middle layer where meteors burn.
  5. 6. High-temperature layer where auroras and space stations orbit.
  6. 8. Natural or human-made object that revolves around a planet in space.