Mind benders

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Across
  1. 3. 1st spacecraft on space
  2. 4. Device that store binary data
  3. 6. Lux is a unit of
  4. 7. Author of pride and prejudice
  5. 9. A semiconductor device made of a material with very high temperature coefficient of resistance
Down
  1. 1. Planet with largest ocean
  2. 2. Electronic protocol used in computer networking
  3. 3. First neutral network computer
  4. 5. Made up of smoke and fog
  5. 8. Interstellar medium component