aliens

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Across
  1. 2. Capture (by aliens, perhaps?)
  2. 4. Exposure to harmful waves
  3. 9. Scientific assumption
  4. 10. Report of witnessing something unusual
  5. 13. It's just under a cup
  6. 14. Detecting objects in the sky
Down
  1. 1. Tunnel connecting two points in space-time
  2. 3. Mysterious aircraft
  3. 5. Sci-fi movie creature
  4. 6. Hostile takeover
  5. 7. Secret plot or scheme
  6. 8. Unsolved case
  7. 11. Isaac Newton discovery
  8. 12. From the Red Planet